Thực hành và trải nghiệm đo độ dài

Home Lớp 2 Toán lớp 2 - Sách Kết nối tri thức Bài 57: Thực hành và trải nghiệm đo độ dàiBài tập trung bình

{"common":{"save":0,"post_id":"4318","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2006","post_id":"4318","mon_id":"11445","chapter_id":"11578","question":"M\u1ed9t b\u01b0\u1edbc chân c\u1ee7a Nam kho\u1ea3ng 30cm. Gi\u01b0\u1eddng c\u1ee7a Nam dài b\u1eb1ng 5 b\u01b0\u1edbc chân c\u1ee7a Nam.<\/p><img class=\"img_dd\" src=\"\/data\/library\/gia-dinh\/bo-con.png\" \/><\/p>V\u1eady chi\u1ebfc gi\u01b0\u1eddng c\u1ee7a Nam dài kho\u1ea3ng 150m, \u0111úng hay sai?<\/p>","options":["A. \u0110úng","B. Sai"],"correct":"2","level":"2","hint":"","answer":"1 b\u01b0\u1edbc chân c\u1ee7a Nam kho\u1ea3ng 30cm<\/p>Gi\u01b0\u1eddng c\u1ee7a Nam kho\u1ea3ng 5 b\u01b0\u1edbc chân c\u1ee7a Nam<\/p>V\u1eady gi\u01b0\u1eddng c\u1ee7a Nam dài kh\u1ea3ng 150cm<\/p>\u0110\u1ec1 bài cho chi\u1ec1u dài gi\u01b0\u1eddng là 150m là không phù h\u1ee3p.<\/p>Ta ch\u1ecdn \u0111áp án B. Sai<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"128","test":"1","date":"2021-07-28 14:17:58","option_type":"txt","len":0},{"id":"2190","post_id":"4318","mon_id":"11445","chapter_id":"11578","question":"M\u1ed9t s\u1ea3i tay c\u1ee7a Hà kho\u1ea3ng 1m. Hà \u0111o m\u1eb7t bàn cô giáo \u0111úng b\u1eb1ng 1 s\u1ea3i tay c\u1ee7a mình. V\u1eady m\u1eb7t bàn cô giáo kho\u1ea3ng 100cm. \u0110úng hay sai?<\/p>","options":["A. \u0110úng ","b. Sai"],"correct":"1","level":"2","hint":"","answer":"Vì 1 s\u1ea3i tay c\u1ee7a hà kho\u1ea3ng 1m <\/p>Mà 1m = 100 cm <\/p>V\u1eady m\u1eb7t bàn cô giáo kho\u1ea3ng 1 s\u1ea3i tay hay kho\u1ea3ng 1 m ( t\u1ee9c 100 cm)<\/p>V\u1eady ta ch\u1ecdn \u0111áp án A. \u0110úng<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"128","test":"1","date":"2021-07-29 15:44:33","option_type":"txt","len":0},{"id":"2195","post_id":"4318","mon_id":"11445","chapter_id":"11578","question":"<div class=\"lt123_imgs\">\u0110\u1ee9c cao kho\u1ea3ng 1m20cm. \u0110\u1ee9c \u0111o th\u1eed chi\u1ec1u cao c\u1ee7a mình v\u1edbi chi\u1ec1u cao cánh c\u1eeda ra vào thì b\u1eb1ng nhau.<\/div><div class=\"lt123_imgs\"><img class=\"img_dd\" src=\"\/data\/library\/hoat-dong\/taptheduc.png\" \/><\/div>                 V\u1eady theo em, b\u1ea1n \u0110\u1ee9c \u0111o \u0111úng hay sai?<\/p>","options":["A. \u0110úng","B. Sai"],"correct":"2","level":"2","hint":"","answer":"B\u1ea1n \u0110\u1ee9c \u0111ã \u0111o sai.<\/p>B\u1edfi vì chi\u1ec1u cao c\u1eeda ra vào không th\u1ec3 cao b\u1eb1ng m\u1ed9t b\u1ea1n nh\u1ecf, mà ph\u1ea3i cao h\u01a1n chi\u1ec1u cao c\u1ee7a m\u1ed9t ng\u01b0\u1eddi tr\u01b0\u1edfng thành<\/p>V\u1eady ta ch\u1ecdn \u0111áp án: B. Sai<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"128","test":"1","date":"2021-07-29 15:54:37","option_type":"txt","len":0}]}