{"id":162,"date":"2023-07-15T21:47:29","date_gmt":"2023-07-15T21:47:29","guid":{"rendered":"https:\/\/mathority.org\/cn\/%e6%95%b0%e5%ad%97%e7%ba%bf\/"},"modified":"2023-07-15T21:47:29","modified_gmt":"2023-07-15T21:47:29","slug":"%e6%95%b0%e5%ad%97%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/mathority.org\/cn\/%e6%95%b0%e5%ad%97%e7%ba%bf\/","title":{"rendered":"\u6570\u8f74\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>\u7531\u5747\u5300\u5206\u5e03\u7684\u6807\u8bb0\u70b9\u6765\u6807\u8bc6\u6570\u5b57\u7684\u4e00\u7ef4<strong>\u56fe\u5f62\u7ebf<\/strong>\u79f0\u4e3a\u6570\u8f74\u3002<\/p>\n<p>\u7b80\u5355\u5730\u8bf4\uff0c\u5b83\u662f<a href=\"https:\/\/mathority.org\/cn\/\u5b9e\u6570\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u5b9e\u6570<\/a>\u5982\u4f55\u6392\u5217\u7684\u8868\u793a\u3002\u5b83\u4e5f\u79f0\u4e3a\u5b9e\u7ebf\u6216\u5750\u6807\u7ebf\uff0c\u5305\u542b\u6240\u6709\u5b9e\u6570\u3002\u5b83\u7684\u7528\u9014\u662f\u80fd\u591f\u901a\u8fc7\u5b9a\u4e49\u7684\u70b9\u6765\u5b9a\u4f4d\u7f16\u53f7\u3002<\/p>\n<p>\u8fd9\u6761\u7ebf\u7ecf\u5e38\u88ab\u7528\u4f5c\u5b66\u4e60\u52a0\u6cd5\u548c\u51cf\u6cd5\u7684\u7b80\u5355\u65b9\u6cd5\u3002\u6700\u91cd\u8981\u7684\u662f\uff0c\u901a\u8fc7\u8fde\u63a5\u8d1f\u6570\u3002\u6b63\u5982\u6211\u4eec\u4e4b\u524d\u6307\u51fa\u7684\uff0c\u6570\u8f74\u5305\u62ec\u5728\u6bcf\u4e2a\u65b9\u5411\u4e0a<strong>\u65e0\u9650<\/strong>\u5ef6\u7eed\u7684\u6240\u6709\u5b9e\u6570\u3002<\/p>\n<p>\u6570\u8f74\u4ece\u6570\u5b57\u96f6\u5f00\u59cb\u3002\u53e6\u5916\uff0c\u5b83\u662f<strong>\u53cc\u5411\u7684<\/strong>\u3002\u56e0\u6b64\uff0c\u5e26\u6b63\u53f7\u7684\u6570\u5b57\u4f4d\u4e8e\u53f3\u4fa7\uff0c\u5e26\u8d1f\u53f7\u7684\u6570\u5b57\u4f4d\u4e8e\u5de6\u4fa7\u3002\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u6bcf\u4e2a\u5b9e\u6570\u548c\u7ebf\u4e0a\u7684\u6bcf\u4e2a\u70b9\u90fd\u5b58\u5728\u76f8\u5173\u6027\u3002\u65bd\u5de5\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n<p>\u4efb\u610f\u9009\u62e9\u4e00\u6761\u7ebf\u4e0a\u7684\u70b9\u6765\u8868\u793a\u96f6\u70b9\u6216\u521d\u59cb\u70b9\u3002\u63a5\u4e0b\u6765\uff0c\u5728\u8ddd\u539f\u70b9\u53f3\u4fa7\u6b63\u786e\u8ddd\u79bb\u5904\u9009\u62e9\u4e00\u4e2a\u70b9\uff0c\u4f7f\u5176\u663e\u793a\u4e3a\u6570\u5b57 1\u3002\u8fd9\u6837\uff0c\u5b9e\u6570\u8f74\u6216\u6570\u8f74\u5c31\u5df2\u5b9a\u4e49\u3002\u60a8\u53ef\u4ee5\u5728\u4e0b\u9762\u770b\u5230\u4e00\u4e2a\u793a\u4f8b\uff1a <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"427\" height=\"124\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/representation-des-nombres-entiers.webp\" data-src=\"\" alt=\"\u6574\u6570\u7684\u8868\u793a\" class=\"wp-image-10737 lazyload\" srcset=\"\" sizes=\"auto, \"><figcaption class=\"wp-element-caption\">\u6574\u6570\u7ebf\u793a\u4f8b<\/figcaption><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"><span id=\"Como_se_representan_los_numeros_como_puntos_en_la_recta_numerica\">\u6570\u5b57\u5982\u4f55\u8868\u793a\u4e3a\u6570\u8f74\u4e0a\u7684\u70b9\uff1f<\/span><\/h2>\n<p>\u8fd9\u4e5f\u8bb8\u662f\u6570\u8f74\u5b66\u751f\u4e2d\u6700\u5e38\u89c1\u7684\u7591\u95ee\u4e4b\u4e00\u3002\u4e8b\u5b9e\u4e0a\uff0c\u5b9e\u6570\u5728\u6570\u8f74\u4e0a\u7684\u8868\u793a\u975e\u5e38\u7b80\u5355\u3002\u53ea\u9700\u6309\u7167<strong>\u4ee5\u4e0b\u6b65\u9aa4<\/strong>\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\u5728\u7b2c\u4e00\u79cd\u60c5\u51b5\u4e0b\uff0c\u6c34\u5e73\u7ed8\u5236\u4e00\u6761\u76f4\u7ebf\u3002\u4e00\u65e6\u5b8c\u6210\uff0c\u5c31\u4f1a\u5728\u5176\u4e0a\u8bbe\u7f6e\u4e00\u4e2a\u70b9\u3002\u8be5\u70b9\u53ef\u80fd\u4f4d\u4e8e\u4e5f\u53ef\u80fd\u4e0d\u5728\u4e2d\u5fc3\u3002\u8be5\u70b9\u79f0\u4e3a\u96f6\u3002<\/li>\n<li>\u4e0b\u4e00\u6b65\u662f\u968f\u673a\u9009\u62e9\u4e00\u4e2a\u6d4b\u91cf\u503c\u3002\u91cd\u8981\u7684\u662f\uff0c\u8fd9\u4e2a\u6d4b\u91cf\u503c\u4e0d\u80fd\u5927\u5230\u53ef\u4ee5\u5b9a\u4f4d\u591a\u4e2a\u6570\u5b57\u3002\u8be5\u6d4b\u91cf\u7528\u4e8e\u5b9a\u4e49\u6570\u5b57 1 \u76f8\u5bf9\u4e8e 0 \u53f3\u4fa7\u7684\u4f4d\u7f6e\u3002\u8fd9\u540c\u6837\u9002\u7528\u4e8e\u8fde\u7eed\u7684\u5176\u4f59\u6570\u5b57\u3002<\/li>\n<\/ol>\n<p>\u4e0e\u4e0a\u8ff0\u76f8\u5173\uff0c\u5fc5\u987b\u8003\u8651\u76f8\u540c\u7684\u6d4b\u91cf\u6765\u5206\u9694\u6bcf\u4e2a\u6570\u5b57\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Como_se_ubican_los_numeros_en_la_recta_numerica\">\u6570\u5b57\u5728\u6570\u8f74\u4e0a\u7684\u4f4d\u7f6e\u5982\u4f55\uff1f<\/span><\/h2>\n<p>\u6b63\u5982\u6211\u4eec\u4e4b\u524d\u6240\u89e3\u91ca\u7684\uff0c\u6570\u8f74\u662f\u57fa\u4e8e\u4e00\u6761\u76f4\u7ebf\uff0c\u5176\u4e2d\u6bcf\u4e2a\u70b9 r<strong>\u4ee3\u8868\u4e00\u4e2a\u6570\u5b57<\/strong>\u3002\u5f53\u6d89\u53ca\u6b63\u6570\u65f6\uff0c\u4f4d\u4e8e\u53e6\u4e00\u4e2a\u6570\u5b57\u5de6\u4fa7\u7684\u6570\u5b57\u88ab\u89c6\u4e3a\u8f83\u5c0f\u7684\u6570\u5b57\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u8d8a\u63a5\u8fd1\u96f6\u7684\u6570\u5b57\u8d8a\u5c11\u3002<\/p>\n<p>\u53e6\u4e00\u65b9\u9762\uff0c\u5f53\u6211\u4eec\u5e0c\u671b\u5b9a\u4e49\u4e00\u4e2a\u66f4\u5927\u7684\u6570\u5b57\u65f6\uff0c\u4f1a\u8003\u8651\u4f4d\u4e8e\u53e6\u4e00\u4e2a\u6570\u5b57\u53f3\u4fa7\u6216\u8ddd\u96f6\u6700\u8fdc\u7684\u6570\u5b57\u3002\u73b0\u5728\uff0c\u5982\u679c\u6570\u5b57\u4e3a\u8d1f\u6570\uff0c\u5219\u8fc7\u7a0b\u76f8\u53cd\u3002\u8d8a\u63a5\u8fd1\u96f6\u7684\u6570\u5b57\u8d8a\u5927\uff0c\u53cd\u4e4b\u4ea6\u7136\u3002<\/p>\n<p>\u5f53\u60a8\u60f3\u8981\u5728\u6570\u8f74\u4e0a<strong>\u627e\u5230\u5206\u6570<\/strong>\u65f6\uff0c\u8fc7\u7a0b\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5206\u5b50\uff08\u6574\u6570\uff09\u5fc5\u987b\u9664\u4ee5\u5206\u6bcd\u8868\u793a\u7684\u6570\u91cf\u3002\u6700\u540e\u5c06\u5206\u5b50\u6240\u6307\u793a\u7684\u6570\u5b57\u4f5c\u4e3a\u7b2c\u4e00\u4e2a\u7684\u7ed3\u679c\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Como_se_representan_los_numeros_decimales_en_la_recta_numerica\">\u5c0f\u6570\u5728\u6570\u8f74\u4e0a\u662f\u5982\u4f55\u8868\u793a\u7684\uff1f<\/span><\/h2>\n<p>\u5bf9\u4e8e\u5341\u8fdb\u5236\u6570\u5728\u6570\u8f74\u4e0a\u7684\u8868\u793a\uff0c\u9996\u5148\u8981\u505a\u7684\u662f\u786e\u5b9a\u4ee3\u8868\u6574\u6570\u90e8\u5206\u7684\u6570\u5b57\u7684\u4f4d\u7f6e\u3002\u968f\u540e\uff0c\u653e\u7f6e\u5c0f\u6570\u90e8\u5206\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5fc5\u987b\u8003\u8651\u5c06\u6bcf\u4e2a\u6bb5\u5206\u4e3a10\u3001100\u62161000\u4e2a<strong>\u76f8\u540c\u7684\u90e8\u5206<\/strong>\u3002\u6ce8\u610f\u8fd9\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<p>\u5982\u679c\u9700\u8981\u5728\u6570\u8f74\u4e0a\u5b9a\u4f4d\u5c0f\u65700.7\uff0c\u5fc5\u987b\u9075\u5faa\u4ee5\u4e0b\u8fc7\u7a0b\uff1a<\/p>\n<ol>\n<li>\u9996\u5148\uff0c\u7406\u89e3\u8868\u8fbe\u5341\u5206\u4e4b\u4e03\u662f\u5341\u5206\u4e4b\u5341\u8fd9\u4e2a\u5355\u4f4d\u7684\u5ef6\u4f38\u3002\u4ece\u8fd9\u4e2a\u610f\u4e49\u4e0a\u8bf4\uff0c\u8981\u5728\u53f3\u8fb9\u627e\u5230\u5b83\uff0c\u6211\u4eec\u5fc5\u987b\u5c06\u5b83\u5206\u6210\u5341\u4e2a\u76f8\u7b49\u7684\u90e8\u5206\u3002<\/li>\n<li>\u6709\u4e9b\u6570\u5b57\u5e26\u6709\u8d1f\u53f7\u548c\u6b63\u53f7\u3002\u5728\u672c\u4f8b\u4e2d\uff0c0.7 \u4e3a\u6b63\u3002\u56e0\u6b64\uff0c\u5b83\u5e94\u8be5\u4f4d\u4e8e\u96f6\u7684\u53f3\u4fa7\u3002<\/li>\n<li>\u8981\u5728\u6570\u8f74\u4e0a\u5b9a\u4f4d 0.7\uff0c\u8bf7\u4ece\u539f\u70b9\uff08\u96f6\uff09\u5411\u53f3\u79fb\u52a8 7 \u4f4d\u3002<\/li>\n<li>\u6700\u540e\uff0c\u53ef\u4ee5\u5728\u6570\u8f74\u4e0a\u627e\u5230 0.7 \u6240\u5728\u7684\u70b9\u3002<\/li>\n<\/ol>\n<h2 class=\"wp-block-heading\"><span id=\"Para_que_se_utiliza_la_recta_numerica\">\u6570\u8f74\u662f\u7528\u6765\u505a\u4ec0\u4e48\u7684\uff1f<\/span><\/h2>\n<p>\u5b9e\u7ebf\u7528\u4e8e\u5728<strong>\u51e0\u4f55\u4e0a<\/strong>\u8868\u793a\u6570\u5b57\u3002\u540c\u6837\uff0c\u53ef\u4ee5\u7528\u5b83\u4eec\u6267\u884c\u6240\u6709\u64cd\u4f5c\u3002\u4e8b\u5b9e\u4e0a\uff0c\u4f17\u6240\u5468\u77e5\uff0c\u6570\u5b57\u4ee5\u6709\u7ec4\u7ec7\u4e14\u7edf\u4e00\u7684\u65b9\u5f0f\u4f4d\u4e8e\u7ebf\u4e0a\u3002<\/p>\n<p>\u5f53\u60a8\u60f3\u8981\u4e86\u89e3\u5404\u79cd\u8fd0\u7b97\u4e2d\u6570\u5b57\u7684\u8f6c\u6362\u65f6\uff0c\u6570\u8f74\u662f\u76f8\u5173\u7684\u3002\u9664\u4e86\u6574\u6570\u4e4b\u5916\uff0c\u8fd8\u53ef\u4ee5\u5728\u7ebf\u4e0a\u8868\u793a\u5176\u4ed6<a href=\"https:\/\/mathority.org\/cn\/\u6570\u5b66\u7b26\u53f7\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u6570\u503c\u96c6<\/a>\u3002<\/p>\n<p>\u5728\u4e24\u4e2a\u6574\u6570\u4e4b\u95f4\u7684\u7a7a\u95f4\u4e2d\uff0c\u6709\u53ef\u80fd\u5b9a\u4f4d\u65e0\u9650\u591a\u4e2a\u5c0f\u6570\u503c\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6709\u7406\u6570\u548c\u65e0\u7406\u6570\u90fd\u9002\u7528\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c0 \u5230 1 \u7684\u7a7a\u683c\u4e4b\u95f4\u53ef\u4ee5\u653e\u7f6e\u6570\u5b57 1\/4\u30013\/4\u30011\/2\u3002<\/p>\n<p>\u6570\u8f74\u7684\u7528\u5904\u5728\u4e8e\u77e5\u9053\u6570\u5b57\u4f55\u65f6\u66f4\u9ad8\u6216\u66f4\u4f4e\u3002\u8981\u7406\u89e3\u8fd9\u4e00\u70b9\uff0c\u53ea\u9700\u770b\u770b<strong>\u6570\u5b57\u7684\u4f4d\u7f6e<\/strong>\u5373\u53ef\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u65e0\u8bba\u5b83\u662f\u5728\u96f6\u7684\u53f3\u8fb9\u8fd8\u662f\u5de6\u8fb9\u3002\u6b64\u5916\uff0c\u5b83\u5bf9\u4e8e\u8868\u793a\u975e\u5e38\u590d\u6742\u7684\u6570\u5b66\u51fd\u6570\u4e5f\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u751a\u81f3\u5b9a\u4e49\u7b1b\u5361\u5c14\u8f74\uff08 <em>x<\/em> \u3001 <em>y<\/em> \u3001 <em>z<\/em> \uff09\u6765\u9a8c\u8bc1\u7279\u5b9a\u8ba1\u7b97\u4e5f\u4f1a\u521b\u5efa\u65b0\u7684\u6570\u8f74\u3002\u591a\u4e8f\u4e86\u8fd9\u4e9b\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u65b9\u7a0b\u7684\u7ed3\u679c\u8f6c\u6362\u6210\u56fe\u8868\uff0c\u4ee5\u4fbf\u4ee5\u66f4\u7b80\u5355\u7684\u65b9\u5f0f\u7406\u89e3\u5b83\u3002<\/p>\n<h2 class=\"wp-block-heading\"><span id=\"Algunos_ejemplos_de_operaciones_en_la_recta_numerica\">\u6570\u8f74\u4e0a\u7684\u4e00\u4e9b\u8fd0\u7b97\u793a\u4f8b<\/span><\/h2>\n<p>\u5728\u6570\u8f74\u4e0a\uff0c\u53ef\u4ee5\u6267\u884c\u4e0d\u540c\u7684\u6570\u5b66\u8fd0\u7b97\u3002\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\uff0c\u8ba9\u6211\u4eec\u4f7f\u7528<strong>\u4e00\u4e9b\u7b80\u5355\u7684\u4f8b\u5b50<\/strong>\u3002<\/p>\n<ul>\n<li>\u5f97\u5230\u5982\u4e0b\u8fd0\u7b97\u7ed3\u679c\uff1a-8+9=\uff1f<\/li>\n<\/ul>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u5fc5\u987b\u5c06\u81ea\u5df1\u5b9a\u4f4d\u5728\u6570\u8f74\u4e0a\u7684\u201c-8\u201d\u5904\uff0c\u5e76\u5411\u53f3\u79fb\u52a8 9 \u4f4d\u3002\u5b8c\u6210\u540e\uff0c\u6211\u4eec\u5c06\u5f97\u5230 result = 1\u3002\u8fd9\u4e2a\u7b54\u6848\u662f\u4e0a\u9762\u8ba8\u8bba\u7684\u4ee3\u6570\u52a0\u6cd5\u7684\u7ed3\u679c\u3002<\/p>\n<ul>\n<li>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u73b0\u5728\u60f3\u77e5\u9053\u8fd0\u7b97\u7684\u503c\u662f\u591a\u5c11\uff1a7 \u2013 9=\uff1f<\/li>\n<\/ul>\n<p>\u4e0e\u524d\u9762\u7684\u60c5\u51b5\u4e00\u6837\uff0c\u7b2c\u4e00\u6b65\u662f\u5c06\u81ea\u5df1\u7f6e\u4e8e\u6570\u8f74\u4e0a\u7684\u6570\u5b57 7 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