Toán lớp 3 - Sách Kết nối tri thức - Đề kiểm tra 45 phút - Toán lớp 3 - Sách Kết nối tri thức - Tháng 2 - Số 1

{"save":1,"level":1,"time":"45","total":30,"point":5,"segment":[{"id":"10559","test_id":"713","question":"<p><span style=\"color:#8e44ad;\">S\u1ed1&nbsp;&lt;input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\" \/&gt;&nbsp;l&agrave; s\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a <strong>19 987<\/strong><\/span><\/p><p><span style=\"color:#2980b9;\">S\u1ed1&nbsp;&lt;input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\" \/&gt;&nbsp;l&agrave; s\u1ed1 li\u1ec1n sau c\u1ee7a <strong>72 000<\/strong><\/span><\/p>","options":"","correct":["19986","72001"],"answer":"<p>S\u1ed1&nbsp;<span style=\"color:#16a085;\"><strong>19 986<\/strong><\/span>&nbsp;l&agrave; s\u1ed1 li\u1ec1n tr\u01b0\u1edbc c\u1ee7a 19 987.<\/p><p>S\u1ed1&nbsp;<span style=\"color:#16a085;\"><strong>72 001<\/strong><\/span>&nbsp;l&agrave; s\u1ed1 li\u1ec1n sau c\u1ee7a 72 000.<\/p><p>V\u1eady c&aacute;c s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t l&agrave; <span style=\"color:#16a085;\"><strong>19 986<\/strong><\/span> v&agrave; <span style=\"color:#16a085;\"><strong>72 001<\/strong><\/span>.<\/p>","type":"blank","user_id":"131","test":"3","date":"2025-08-14 10:18:25"},{"id":"10561","test_id":"713","question":"<p>89 106 = ?<\/p>","options":["<strong>A.<\/strong>&nbsp;80 000 + 9000 + 100 + 60.","<strong>B.<\/strong>&nbsp;80 000 + 9000 + 100 + 6.","<strong>C.<\/strong>&nbsp;80 000 + 900 + 10 + 6.","<strong>D.<\/strong>&nbsp;80 000 + 9000 + 600 + 1."],"correct":"2","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>B.<\/strong>&nbsp;80 000 + 9000 + 100 + 6.<\/span><\/p><p>89 106 = 80 000 + 9000 + 100 + 6.<\/p>","type":"choose","user_id":"131","test":"1","date":"2025-08-14 10:21:30"}]}