Toán lớp 3 - sách cũ - Đề kiểm tra 15 phút - Toán lớp 3 - Tháng 2 - Số 2

{"save":1,"level":1,"time":"15","total":10,"point":5,"segment":[{"id":"1385","test_id":"314","question":"<p>\u0110i\u1ec1n d\u1ea5u ( &lt;, &gt;, = ) v&agrave;o &ocirc; tr\u1ed1ng.<\/p><p>80 ph&uacute;t&nbsp;&lt;input class=\"tim_x input_number\" size=\"1\" tpl=\"dien_so\" type=\"text\" \/&gt;&nbsp;1 gi\u1edd 10 ph&uacute;t&nbsp;<\/p>","options":"","correct":[">"],"answer":"<p>\u0110\u1ed5i 1 gi\u1edd = 60 ph&uacute;t&nbsp;<\/p><p>Ta c&oacute; 1 gi\u1edd 10 ph&uacute;t = 70 ph&uacute;t&nbsp;<\/p><p>80 ph&uacute;t &gt; 70 ph&uacute;t&nbsp;<\/p><p>N&ecirc;n 80 ph&uacute;t &gt; 1 gi\u1edd 10 ph&uacute;t<\/p><p>D\u1ea5u c\u1ea7n \u0111i\u1ec1n v&agrave;o &ocirc; tr\u1ed1ng l&agrave;:<strong> &gt;<\/strong><\/p>","type":"blank","user_id":"82","test":"0","date":"2020-03-31 09:38:19"},{"id":"1386","test_id":"314","question":"<p>S\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 l\u1edbn nh\u1ea5t c&oacute; b\u1ed1n&nbsp;ch\u1eef s\u1ed1 l&agrave;&nbsp;&lt;input class=\"tim_x input_number\" size=\"1\" tpl=\"dien_so\" type=\"text\" \/&gt;&lt;\/p>","options":"","correct":["9998"],"answer":"<p>Ta c&oacute; s\u1ed1 l\u1edbn nh\u1ea5t c&oacute; b\u1ed1n ch\u1eef s\u1ed1 l&agrave;: 9999<\/p><p>Mu\u1ed1n t&igrave;m s\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a m\u1ed9t s\u1ed1, ta l\u1ea5y s\u1ed1 \u0111&atilde; cho tr\u1eeb \u0111i 1 \u0111\u01a1n v\u1ecb.<\/p><p>V&igrave; : 9999 - 1 = 9998&nbsp;<\/p><p>N&ecirc;n s\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a s\u1ed1 9999 l&agrave; s\u1ed1 9998<\/p><p>S\u1ed1 c\u1ea7n \u0111i\u1ec1n v&agrave;o &ocirc; tr\u1ed1ng l&agrave;:<strong> 9998&nbsp;<\/strong><\/p>","type":"blank","user_id":"82","test":"2","date":"2020-03-31 09:44:59"}]}