{"common":{"save":0,"post_id":"6141","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2561","post_id":"6141","mon_id":"1158530","chapter_id":"1158602","question":"<p>N\u1ed1i c&aacute;c ph&eacute;p t&iacute;nh sau v\u1edbi k\u1ebft qu\u1ea3 \u0111&uacute;ng.&nbsp;<\/p><p>T&iacute;nh gi&aacute; tr\u1ecb bi\u1ec3u th\u1ee9c.<\/p>","options":[["a) 120 x 5 : 4","b) 135 : 9 x 2"],["30","150"],["150","30"]],"correct":[1,0],"level":"1","hint":"","answer":"<p>a) 120&nbsp;x 5 : 4 = 600 : 4 = <span style=\"color:#1abc9c;\">150<\/span><\/p><p>b) 135 : 9 x 2 = 15 x 2 = <span style=\"color:#1abc9c;\">30<\/span><\/p>","type":"matching","extra_type":"mat_txt","time":"0","user_id":"129","test":"1","date":"2022-08-22 16:56:42"},{"id":"2562","post_id":"6141","mon_id":"1158530","chapter_id":"1158602","question":"<p>\u0110i\u1ec1n s\u1ed1 th&iacute;ch h\u1ee3p v&agrave;o ch\u1ed7 tr\u1ed1ng.<\/p><p>T&iacute;nh gi&aacute; tr\u1ecb bi\u1ec3u th\u1ee9c:<\/p><p>a) 93 - 48 : 8 =&nbsp;&lt;input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/&gt;&lt;\/p><p>b) 84 : (4 : 2) =&nbsp;&lt;input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/&gt;&lt;\/p>","options":"","correct":["[\"87\",\"42\"]"],"level":"1","hint":"","answer":"<p>a) 93 - 48 : 8 =&nbsp;93 - 6 = 87<\/p><p><span style=\"color:#1abc9c;\">S\u1ed1 th&iacute;ch h\u1ee3p \u0111i\u1ec1n v&agrave;o ch\u1ed7 tr\u1ed1ng th\u1ee9 nh\u1ea5t: 87<\/span><\/p><p>b) 84 : (4 : 2) =&nbsp;84 : 2 = 42<span style=\"color:#1abc9c;\"><\/span><\/p><p><span style=\"color:#1abc9c;\">S\u1ed1 th&iacute;ch h\u1ee3p \u0111i\u1ec1n v&agrave;o ch\u1ed7 tr\u1ed1ng th\u1ee9 hai: 42<\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"129","test":"1","date":"2022-08-22 17:06:49"},{"id":"2563","post_id":"6141","mon_id":"1158530","chapter_id":"1158602","question":"<p>T&iacute;nh gi&aacute; tr\u1ecb bi\u1ec3u th\u1ee9c:<\/p><p>306 + 93 : 3<\/p>","options":["300","307","330","337"],"correct":"4","level":"1","hint":"","answer":"<p>306 + 93 : 3 = 306 + 31<\/p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 337<\/p><p>\u0110&aacute;p &aacute;n: <span style=\"color:#1abc9c;\">337<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"129","test":"1","date":"2022-08-22 17:08:08","option_type":"number","len":0}]}