{"common":{"save":0,"post_id":"6225","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"3317","post_id":"6225","mon_id":"1158530","chapter_id":"1158624","question":"<p>Tính giá tr\u1ecb các bi\u1ec3u th\u1ee9c<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/xe-co\/may-bay.png\" \/><\/div><p>(20 – 12) x 9 = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> <\/p><p>50 : (14 – 9) = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/><\/p>","options":"","correct":["[\"72\",\"10\"]"],"level":"2","hint":"","answer":"<p>(20 – 12) x 9 = 8 x 9 = <span style=\"color:#16a085;\">72<\/span><\/p><p>50 : (14 – 9) = 50 : 5 = <span style=\"color:#16a085;\">10<\/span><\/p><p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là <span style=\"color:#16a085;\"><strong>72 <\/strong><\/span>và <span style=\"color:#16a085;\"><strong>10<\/strong><\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:18:08"},{"id":"3319","post_id":"6225","mon_id":"1158530","chapter_id":"1158624","question":"<p>Hãy s\u1eafp x\u1ebfp các bi\u1ec3u th\u1ee9c sau theo giá tr\u1ecb t\u1eeb nh\u1ecf \u0111\u1ebfn l\u1edbn.<\/p><p>A = 100 : (10 – 5)<\/p><p>B = 45 + (60 : 6)<\/p><p>C = 72 : 9 + 32<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/xe-co\/may-cay.png\" \/><\/div>","options":"","correct":["A","C","B"],"level":"2","hint":"","answer":"<p>A = 100 : (10 – 5) = 100 : 5 = 20<\/p><p>B = 45 + (60 : 6) = 45 + 10 = 55<\/p><p>C = 72 : 9 + 32 = 8 + 32 = 40<\/p><p>Vì 20 < 40 < 55 nên A < C < B<\/p><p>\u0110áp án \u0111úng c\u1ea7n s\u1eafp x\u1ebfp là <span style=\"color:#16a085;\"><strong>A C B<\/strong><\/span><\/p>","type":"reorder","extra_type":"number","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:25:17","word":["B","C","A"]},{"id":"3321","post_id":"6225","mon_id":"1158530","chapter_id":"1158624","question":"<p>Nh\u1eefng bi\u1ec3u th\u1ee9c nào d\u01b0\u1edbi \u0111ây có giá tr\u1ecb l\u1edbn h\u01a1n 50.<\/p><div class=\"lt123_imgs\"><img class=\"img_dd tiny\" src=\"\/data\/library\/xe-co\/may-khau.png\" \/><\/div>","options":["<strong>A.<\/strong> (48 + 12) : 2","<strong>B. <\/strong>80 – 40 : 2","<strong>C.<\/strong> 20 + 80 : 2","<strong>D.<\/strong> 70 – 50 : 10"],"correct":"[\"2\",\"3\",\"4\"]","level":"2","hint":"","answer":"<p><strong>A.<\/strong> (48 + 12) : 2 = 60 : 2 = 30 < 50<\/p><p><strong>B. <\/strong>80 – 40 : 2 = 80 – 20 = 60 > 50<\/p><p><strong>C.<\/strong> 20 + 80 : 2 = 20 + 40 = 60 > 50<\/p><p><strong>D.<\/strong> 70 – 50 : 10 = 70 – 5 = 65 > 50<\/p><p>Các \u0111áp án \u0111úng là <\/p><p><span style=\"color:#16a085;\"><strong>B. <\/strong>80 – 40 : 2<\/span><\/p><p><span style=\"color:#16a085;\"><strong>C.<\/strong> 20 + 80 : 2<\/span><\/p><p><span style=\"color:#16a085;\"><strong>D.<\/strong> 70 – 50 : 10<\/span><\/p>","type":"checkbox","extra_type":"classic-checkbox","time":"0","user_id":"131","test":"0","date":"2022-10-13 07:29:37","option_type":"txt","len":2}]}