Toán lớp 2 - sách cũ - Đề kiểm tra 15 phút - Toán lớp 2 - Tháng 9 - Số 3

{"save":1,"level":1,"time":"15","total":10,"point":5,"segment":[{"id":"285","test_id":"239","question":"<p>S\u1ed1 b&eacute; nh\u1ea5t c&oacute; hai 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":["10"],"answer":"<p>S\u1ed1 b&eacute; nh\u1ea5t c&oacute; hai ch\u1eef s\u1ed1 l&agrave; <strong>10<\/strong><\/p><p>(V&igrave; nh\u1ecf h\u01a1n 10 l&agrave; s\u1ed1 c&oacute; m\u1ed9t ch\u1eef s\u1ed1)<\/p>","type":"blank","user_id":"82","test":"0","date":"2020-03-14 14:55:25"},{"id":"286","test_id":"239","question":"<p>S\u1ed1 li\u1ec1n sau c\u1ee7a s\u1ed1 48 l&agrave;&nbsp;&lt;input class=\"tim_x input_number\" size=\"1\" tpl=\"dien_so\" type=\"text\" \/&gt;&lt;\/p>","options":"","correct":["49"],"answer":"<p><em><strong>Mu\u1ed1n t&igrave;m s\u1ed1 li\u1ec1n sau c\u1ee7a m\u1ed9t s\u1ed1 ta l\u1ea5y s\u1ed1 \u0111&oacute; c\u1ed9ng th&ecirc;m 1 \u0111\u01a1n v\u1ecb.<\/strong><\/em><\/p><p>S\u1ed1 li\u1ec1n sau c\u1ee7a&nbsp;s\u1ed1 48 l&agrave; <strong>49<\/strong><\/p>","type":"blank","user_id":"82","test":"0","date":"2020-03-14 14:57:10"}]}