{"id":5206,"date":"2024-12-30T00:32:08","date_gmt":"2024-12-30T00:32:08","guid":{"rendered":"https:\/\/domath.surju.ee\/?page_id=5206"},"modified":"2025-01-16T16:35:50","modified_gmt":"2025-01-16T16:35:50","slug":"operations-on-positive-and-negative-numbers","status":"publish","type":"page","link":"https:\/\/domath.surju.ee\/el\/operations-on-positive-and-negative-numbers-greek\/","title":{"rendered":"\u03a0\u03c1\u03ac\u03be\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd"},"content":{"rendered":"<h2 style=\"text-align: center;\"><span style=\"color: #008000;\"><strong>\u03a0\u03c1\u03ac\u03be\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd<br \/>\r\n<\/strong><\/span><\/h2>\r\n<p class=\"PageText11\"><strong>\u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03af \u03ba\u03b1\u03bd\u03cc\u03bd\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c0\u03c1\u03ac\u03be\u03b5\u03c9\u03bd \u03bc\u03b5 \u03b1\u03ba\u03ad\u03c1\u03b1\u03b9\u03bf\u03c5\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2:<\/strong><\/p>\r\n<table style=\"border-collapse: collapse; width: 88.5191%; height: 12px;\">\r\n<tbody>\r\n<tr style=\"background-color: #eff2b6;\">\r\n<td style=\"width: 100%; text-align: center;\"><span style=\"color: #0000ff;\"><strong><span class=\"noteHeaderLge\">\u03a0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c3\u03b7 (+)<\/span><\/strong><\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 87px;\">\r\n<tbody>\r\n<tr style=\"height: 58px;\">\r\n<td style=\"width: 50%; height: 58px;\"><strong><span style=\"color: #008080;\">\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2&nbsp; &nbsp; &nbsp;<\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp; <br \/>\r\n<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 58px;\"><strong><span style=\"color: #008080;\">&nbsp;7 + 3&nbsp; = 10<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 29px;\">\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 273px;\">\r\n<tbody>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">&#8211; 7 + (-3) = &#8211; 10<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 83px;\">\r\n<td style=\"width: 50%; height: 83px;\"><span style=\"color: #008080;\"><strong>\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<\/strong><\/span>(<span class=\"HwtZe\" lang=\"el\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5) \u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9, \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd \u03c3\u03c4\u03b7\u03bd \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7<\/span><\/span><\/span><\/td>\r\n<td style=\"width: 50%; height: 83px;\"><span style=\"color: #008080;\"><strong>&#8211; 3 + 7 = + (7 &#8211; 3) = 4&nbsp;<\/strong><\/span><span style=\"color: #008080;\"><strong> <br \/>\r\n\u03ae 7 + (- 3) = 4<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr style=\"height: 20px;\">\r\n<td style=\"width: 50%; height: 20px;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<td style=\"width: 50%; height: 20px;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr style=\"height: 128px;\">\r\n<td style=\"width: 50%; height: 128px;\"><span class=\"HwtZe\" lang=\"el\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 (\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5) <\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">\u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9, \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd \u03c3\u03c4\u03b7\u03bd \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7.<\/span><\/span><\/span><\/td>\r\n<td style=\"width: 50%; height: 128px;\"><span style=\"color: #800000;\"><strong>&#8211; 7 + 3 = &#8211; (7- 3) = &#8211; 4<\/strong><\/span>\r\n<p>&nbsp;<\/p>\r\n<p><span style=\"color: #800000;\"><strong>&nbsp;3 + (-7) = &#8211; (7- 3) = &#8211; 4<\/strong><\/span><\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<hr \/>\r\n<p class=\"PageText11\">&nbsp;<\/p>\r\n<table style=\"border-collapse: collapse; width: 88.5191%; height: 12px;\">\r\n<tbody>\r\n<tr style=\"background-color: #f7f5ad;\">\r\n<td style=\"width: 100%; text-align: center;\"><span style=\"color: #0000ff;\"><strong><span class=\"noteHeaderLge\">\u0391\u03c6\u03b1\u03af\u03c1\u03b5\u03c3\u03b7 (-)<\/span><\/strong><\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 21px;\">\r\n<tbody>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 50%; height: 21px;\"><strong><span class=\"noteHeaderLge\" style=\"color: #008080;\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 &#8211; \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2= \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #008080;\">&nbsp;-7 &#8211; (+ 3)&nbsp; = &#8211; (7 + 3) = &#8211; 10<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 50%;\"><strong><span class=\"noteHeaderLge\" style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 281px;\">\r\n<tbody>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 &#8211; \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 21px;\"><strong><span style=\"color: #800000;\">&nbsp;7 &#8211; (-3) = 7 + 3 = 10<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 29px;\">\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 231px;\">\r\n<td style=\"width: 50%; height: 231px;\"><strong><span style=\"color: #008080;\"><span class=\"noteHeaderLge\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<\/span> &#8211; <span class=\"noteHeaderLge\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<\/span> = <span class=\"noteHeaderLge\">\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<\/span> + \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 <\/span><\/strong>\r\n<p><span class=\"HwtZe\" lang=\"el\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5, \u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03c4\u03b5<\/span><\/span><\/span><\/p>\r\n<p><span class=\"HwtZe\" lang=\"el\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">\u03b1\u03c6\u03b1\u03b9\u03c1\u03ad\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9, \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd \u03c3\u03c4\u03b7\u03bd \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7.<\/span><\/span><\/span><\/p>\r\n<\/td>\r\n<td style=\"width: 50%; height: 231px;\">\r\n<p><strong><span style=\"color: #008080;\">&#8211; 3 &#8211;&nbsp; (- 7) = &#8211; 3 + 7 = + (7 &#8211; 3) = 4 <br \/>\r\n<br \/>\r\n<br \/>\r\n<\/span><\/strong><\/p>\r\n<p><strong><span style=\"color: #008080;\">&nbsp;&#8211; 7 &#8211; (- 3) = &#8211; 7 + 3 = &#8211; (7 &#8211; 3) = &#8211; 4<\/span><\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p class=\"PageText11\"><\/p>\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n<table style=\"border-collapse: collapse; width: 88.5191%; height: 12px;\">\r\n<tbody>\r\n<tr style=\"background-color: #eff2b6;\">\r\n<td style=\"width: 100%; text-align: center;\"><span style=\"color: #0000ff;\"><strong><span class=\"noteHeaderLge\">\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03b1\u03c3\u03b9\u03b1\u03c3\u03bc\u03cc\u03c2(x)<\/span><\/strong><\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 87px;\">\r\n<tbody>\r\n<tr style=\"height: 58px;\">\r\n<td style=\"width: 48.6649%; height: 58px;\">\r\n<p><strong><span style=\"color: #008080;\">&nbsp; &nbsp;<\/span><\/strong><strong><span style=\"color: #008080;\"> \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 x \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 &nbsp;&nbsp; <br \/>\r\n<\/span><\/strong><\/p>\r\n<p>&nbsp; &nbsp; &nbsp; <strong><span style=\"color: #008080;\">(+) \u22c5 (+)&nbsp; -&gt; (+)<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 51.3351%; height: 58px;\"><strong><span style=\"color: #008080;\">&nbsp; 7 x 3&nbsp; = 21&nbsp;&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 29px;\">\r\n<td style=\"width: 48.6649%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 51.3351%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 21px;\">\r\n<tbody>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 48.5314%; height: 21px;\">\r\n<p><strong><span style=\"color: #800000;\">&nbsp;\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 x \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/p>\r\n<p>&nbsp; <span style=\"color: #800000;\"><strong>(-) \u22c5 (-)&nbsp; -&gt; (+)<\/strong><\/span><\/p>\r\n<\/td>\r\n<td style=\"width: 51.4686%; height: 21px;\"><span style=\"color: #800000;\"><b> <span style=\"color: #800000;\"><strong>&nbsp;&#8211; 7 x (-3) = 21<\/strong><\/span><\/b><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 48.5314%;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 51.4686%;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 48.5314%;\">\r\n<p><span style=\"color: #008080;\"><strong>&nbsp;\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 x \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2= \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/strong><\/span><\/p>\r\n<p>&nbsp; <strong><span style=\"color: #008080;\">(-) \u22c5 (+)&nbsp; -&gt; (-)<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 51.4686%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span>\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"color: #008080;\">&nbsp; <\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp;&#8211; 3 x 7 = &#8211; 21<\/span><\/strong><\/p>\r\n<p><strong><span style=\"color: #008080;\">&nbsp;&#8211; 7 x 3 = &#8211; 21<\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 48.5314%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<td style=\"width: 51.4686%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 48.5314%;\">\r\n<p><strong><span style=\"color: #800000;\"><span style=\"color: #008080;\">\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 x \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/span><\/strong><\/p>\r\n<p><strong><span style=\"color: #008080;\"> (+) \u22c5 (-)&nbsp; -&gt; (-)<\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 51.4686%;\"><span style=\"color: #800000;\"><span style=\"color: #800000;\"><strong>&nbsp;<\/strong><\/span><\/span>\r\n<p>&nbsp;<\/p>\r\n<p><strong><span style=\"color: #008080;\">&nbsp;7 x (- 3) = &#8211; 21<\/span><\/strong><\/p>\r\n<p><strong><span style=\"color: #008080;\">&nbsp; 3 + (-7) = &#8211; 21<\/span><\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p class=\"PageText11\"><\/p>\r\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\r\n<table style=\"border-collapse: collapse; width: 88.5191%; height: 12px;\">\r\n<tbody>\r\n<tr style=\"background-color: #eff2b6;\">\r\n<td style=\"width: 100%; text-align: center;\"><span style=\"color: #0000ff;\"><strong><span class=\"noteHeaderLge\">\u0394\u03b9\u03b1\u03af\u03c1\u03b5\u03c3\u03b7 (\u00f7)<\/span><\/strong><\/span><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 87px;\">\r\n<tbody>\r\n<tr>\r\n<td style=\"width: 50%;\">\r\n<p><strong><span style=\"color: #008080;\">\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2\u00f7 \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/p>\r\n<p>&nbsp; <strong><span style=\"color: #008080;\">&nbsp;(+) : (+)&nbsp; -&gt; (+)<\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 50%; height: 58px;\"><strong><span style=\"color: #008080;\"> 10 : 2&nbsp; = 5&nbsp;&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr style=\"height: 29px;\">\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%; height: 29px;\"><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<table style=\"border-collapse: collapse; width: 89.1847%; height: 21px;\">\r\n<tbody>\r\n<tr style=\"height: 21px;\">\r\n<td style=\"width: 50%; height: 21px;\">\r\n<p><strong><span style=\"color: #800000;\">&nbsp; \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 \u00f7 \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/p>\r\n<p>&nbsp; <span style=\"color: #800000;\"><strong>(-) : (-)&nbsp; -&gt; (+)<\/strong><\/span><\/p>\r\n<\/td>\r\n<td style=\"width: 50%; height: 21px;\"><span style=\"color: #800000;\"><b> <strong> &#8211; 10 : (-2) = 5&nbsp;<\/strong><\/b><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 50%;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<td style=\"width: 50%;\"><strong><span style=\"color: #800000;\">&nbsp;<\/span><\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 50%;\">\r\n<p><span style=\"color: #008080;\"><strong>\u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 \u00f7 \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/strong><\/span><\/p>\r\n<p>&nbsp; <strong><span style=\"color: #008080;\">(-) : (+)&nbsp; -&gt; (-)<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 50%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span>\r\n<p><strong><span style=\"color: #008080;\"> &#8211; 10 : 2 = &#8211; 5<\/span><\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 50%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<td style=\"width: 50%;\"><span style=\"color: #008080;\"><strong>&nbsp;<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"width: 50%;\">\r\n<p><strong><span style=\"color: #008080;\">\u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 \u00f7 \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2<br \/>\r\n<\/span><\/strong><\/p>\r\n<p><strong><span style=\"color: #008080;\"> (+) : (-)&nbsp; -&gt; (-)<\/span><\/strong><strong><span style=\"color: #008080;\">&nbsp;<\/span><\/strong><\/p>\r\n<\/td>\r\n<td style=\"width: 50%;\"><span style=\"color: #800000;\"><strong>&nbsp;<\/strong><\/span>\r\n<p><strong><span style=\"color: #008080;\"> 10 : (- 2) = &#8211; 5<br \/>\r\n<\/span><\/strong><\/p>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<hr \/>\r\n<p>&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>\u03a0\u03c1\u03ac\u03be\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03af \u03ba\u03b1\u03bd\u03cc\u03bd\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c0\u03c1\u03ac\u03be\u03b5\u03c9\u03bd \u03bc\u03b5 \u03b1\u03ba\u03ad\u03c1\u03b1\u03b9\u03bf\u03c5\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2: \u03a0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c3\u03b7 (+) \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;7 + 3&nbsp; = 10 &nbsp; &nbsp; \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 &#8211; 7 + (-3) = &#8211; 10 &nbsp; &nbsp; \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2(\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5) [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/domath.surju.ee\/el\/operations-on-positive-and-negative-numbers-greek\/\">\u0394\u03b9\u03b1\u03b2\u03ac\u03c3\u03c4\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1&#8230;<span class=\"screen-reader-text\"> from \u03a0\u03c1\u03ac\u03be\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":"","_uag_custom_page_level_css":"","footnotes":""},"categories":[],"tags":[98,40,63],"class_list":["post-5206","page","type-page","status-publish","hentry","tag-english-o","tag-estonian-t","tag-greek-pi"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"menu-24x24":false,"menu-36x36":false,"menu-48x48":false},"uagb_author_info":{"display_name":"Signe Reidla","author_link":"https:\/\/domath.surju.ee\/el\/author\/signe\/"},"uagb_comment_info":0,"uagb_excerpt":"\u03a0\u03c1\u03ac\u03be\u03b5\u03b9\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03ce\u03bd \u039c\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03bf\u03af \u03ba\u03b1\u03bd\u03cc\u03bd\u03b5\u03c2 \u03c4\u03c9\u03bd \u03c0\u03c1\u03ac\u03be\u03b5\u03c9\u03bd \u03bc\u03b5 \u03b1\u03ba\u03ad\u03c1\u03b1\u03b9\u03bf\u03c5\u03c2 \u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03b1\u03c1\u03b9\u03b8\u03bc\u03bf\u03cd\u03c2: \u03a0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c3\u03b7 (+) \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2&nbsp; &nbsp; &nbsp;&nbsp; &nbsp;7 + 3&nbsp; = 10 &nbsp; &nbsp; \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 = \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2 &#8211; 7 + (-3) = &#8211; 10 &nbsp; &nbsp; \u0398\u03b5\u03c4\u03b9\u03ba\u03cc\u03c2 + \u0391\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc\u03c2(\u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03b1\u03c1\u03b9\u03b8\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c3\u03b7\u03bc\u03bf \u03c4\u03bf\u03c5)&hellip;","_links":{"self":[{"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/pages\/5206","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/comments?post=5206"}],"version-history":[{"count":12,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/pages\/5206\/revisions"}],"predecessor-version":[{"id":5330,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/pages\/5206\/revisions\/5330"}],"wp:attachment":[{"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/media?parent=5206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/categories?post=5206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/domath.surju.ee\/el\/wp-json\/wp\/v2\/tags?post=5206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}