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

{"save":1,"level":1,"time":"15","total":10,"point":5,"segment":[{"id":"193","test_id":"232","question":"<p>S\u1ed1 l\u1edbn nh\u1ea5t c&oacute; hai ch\u1eef s\u1ed1 l&agrave; :<\/p>","options":["99","90","100","10"],"correct":"1","answer":"<p>S\u1ed1 l\u1edbn nh\u1ea5t c&oacute; hai ch\u1eef s\u1ed1 l&agrave;:<strong> 99<\/strong><\/p><p>V&igrave; l\u1edbn h\u01a1n 99 l&agrave; 100 (100 l&agrave; s\u1ed1 c&oacute; ba ch\u1eef s\u1ed1)<\/p>","type":"choose","user_id":"82","test":"1","date":"2020-03-13 15:08:14"},{"id":"194","test_id":"232","question":"<p>S\u1ed1 li\u1ec1n sau c\u1ee7a 19 l&agrave;:<\/p>","options":["18","20","21","17"],"correct":"2","answer":"<p>S\u1ed1 li\u1ec1n sau c\u1ee7a 19 l&agrave;:<strong> 20<\/strong><\/p><p>(v&igrave; mu\u1ed1n t&igrave;m s\u1ed1 li\u1ec1n sau c\u1ee7a m\u1ed9t s\u1ed1 cho tr\u01b0\u1edbc ta l\u1ea5y s\u1ed1 \u0111&atilde; cho c\u1ed9ng th&ecirc;m 1&nbsp;\u0111\u01a1n v\u1ecb)<\/p>","type":"choose","user_id":"82","test":"1","date":"2020-03-13 15:10:51"}]}