Toán lớp 3 - sách cũ - Đề kiểm tra 45 phút - Toán lớp 3 - Tháng 10 - Số 2

{"save":1,"level":1,"time":"45","total":20,"point":5,"segment":[{"id":"1849","test_id":"343","question":"<p>6 x 4 =&nbsp;&lt;input class=\"tim_x input_number\" size=\"1\" tpl=\"dien_so\" type=\"text\" \/&gt;&lt;\/p>","options":"","correct":["24"],"answer":"<p>Theo b\u1ea3ng nh&acirc;n 6 ta c&oacute;:&nbsp;<\/p><p>6 x 4 = 24&nbsp;<\/p><p>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v&agrave;o &ocirc; tr\u1ed1ng l&agrave;: <strong>24<\/strong><\/p>","type":"blank","user_id":"82","test":"2","date":"2020-04-24 22:01:15"},{"id":"1850","test_id":"343","question":"<p>6 x 2 + 9 =&nbsp;&lt;input class=\"tim_x input_number\" size=\"1\" tpl=\"dien_so\" type=\"text\" \/&gt;&lt;\/p>","options":"","correct":["21"],"answer":"<p>Trong ph&eacute;p t&iacute;nh c&oacute; ph&eacute;p &quot; x&quot; v&agrave; ph&eacute;p t&iacute;nh&quot; +&quot; ta th\u1ef1c hi\u1ec7n ph&eacute;p nh&acirc;n tr\u01b0\u1edbc r\u1ed3i th\u1ef1c hi\u1ec7n ph&eacute;p c\u1ed9ng sau.&nbsp;<\/p><p>Ta c&oacute;:&nbsp;<\/p><p>&nbsp; &nbsp;6 x 2 + 9 =&nbsp;<\/p><p>= 12&nbsp; &nbsp; &nbsp; + 9&nbsp;<\/p><p>= 21<\/p><p>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n v&agrave;o &ocirc; tr\u1ed1ng l&agrave;: <strong>21<\/strong><\/p>","type":"blank","user_id":"82","test":"2","date":"2020-04-24 22:06:54"}]}