Các số có bốn chữ số. Số 10 000

Home Lớp 3 Toán lớp 3 - Sách Kết nối tri thức Bài 45: Các số có bốn chữ số. Số 10 000Bài tập nâng cao

{"common":{"save":0,"post_id":"5882","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"878","post_id":"5882","mon_id":"1158530","chapter_id":"1158693","question":"Cho các s\u1ed1 có b\u1ed1n ch\u1eef s\u1ed1 nh\u01b0 sau: <\/p>8522 ; 6324 ; 2452 ; 1892 ; 2756 ; 9254. <\/span><\/strong><\/p>Có bao nhiêu s\u1ed1 trong các s\u1ed1 trên có ch\u1eef s\u1ed1 hàng \u0111\u01a1n v\u1ecb là 2 <\/strong>?<\/p>","options":["2","3","1","4"],"correct":"2","level":"3","hint":"","answer":"Xét các s\u1ed1 8522<\/span> ;  6324 ; 2452<\/span> ;  1892<\/span> ;  2756 ;  9254<\/p>V\u1eady có 3 s\u1ed1 có ch\u1eef s\u1ed1 hàng \u0111\u01a1n v\u1ecb là 2 g\u1ed3m:  <\/p>8522<\/span>  ;  2452<\/span>  ;  1892<\/span><\/p>\u0110áp án \u0111úng là 3<\/strong><\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"131","test":"1","date":"2022-06-08 08:53:19","option_type":"txt","len":0},{"id":"880","post_id":"5882","mon_id":"1158530","chapter_id":"1158693","question":"Nh\u1eefng s\u1ed1 nào sau \u0111ây có ch\u1eef s\u1ed1 hàng nghìn nh\u1ecf h\u01a1n ch\u1eef s\u1ed1 hàng tr\u0103m<\/span> ?<\/p>","options":["1256","6345","8875","5682"],"correct":"[\"1\",\"4\"]","level":"3","hint":"So sánh ch\u1eef s\u1ed1 hàng nghìn và ch\u1eef s\u1ed1 hàng tr\u0103m \u0111\u1ec3 \u0111\u01b0a ra câu tr\u1ea3 l\u1eddi.<\/p>","answer":"12<\/span>56 (\u0111úng<\/strong> <\/span>vì ch\u1eef s\u1ed1 hàng nghìn là 1 nh\u1ecf h\u01a1n ch\u1eef s\u1ed1 hàng tr\u0103m là 2)<\/p>63<\/span>45 (sai vì ch\u1eef s\u1ed1 hàng nghìn là 6 l\u1edbn h\u01a1n ch\u1eef s\u1ed1 hàng tr\u0103m là 3)<\/p>88<\/span>75 (sai vì ch\u1eef s\u1ed1 hàng nghìn là 8 b\u1eb1ng ch\u1eef s\u1ed1 hàng tr\u0103m là 8)<\/p>56<\/span>82 (\u0111úng <\/strong><\/span>vì ch\u1eef s\u1ed1 hàng nghìn là 5 nh\u1ecf h\u01a1n ch\u1eef s\u1ed1 hàng tr\u0103m là 6)<\/p>Các \u0111áp án \u0111úng là  1256  <\/strong><\/span>và   5682<\/strong><\/span><\/p>","type":"checkbox","extra_type":"cloud","time":"0","user_id":"131","test":"1","date":"2022-06-08 09:04:07","option_type":"txt","len":0},{"id":"882","post_id":"5882","mon_id":"1158530","chapter_id":"1158693","question":"L\u1eadp \u0111\u01b0\u1ee3c bao nhiêu s\u1ed1 có b\u1ed1n ch\u1eef s\u1ed1 t\u1eeb các th\u1ebb s\u1ed1 d\u01b0\u1edbi \u0111ây?<\/p><svg height=\"100\" width=\"270\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"102\" id=\"canvas_background\" width=\"272\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"86\" id=\"svg_1\" width=\"258\" x=\"5\" 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y=\"8\"><\/image> <\/g> <\/svg><\/span><\/p>","options":["2","4","6","8"],"correct":"3","level":"3","hint":"","answer":"N\u1ebfu ch\u1eef s\u1ed1 hàng nghìn là 2, ta l\u1eadp \u0111\u01b0\u1ee3c các s\u1ed1:  2006  ;  2060  ;  2600 <\/strong><\/p>N\u1ebfu ch\u1eef s\u1ed1 hàng nghìn là 6, ta l\u1eadp \u0111\u01b0\u1ee3c các s\u1ed1:  6200  ;  6020  ;  6002<\/strong><\/p>V\u1eady l\u1eadp \u0111\u01b0\u1ee3c 6<\/span> s\u1ed1 nh\u01b0 trên.<\/p>\u0110áp án \u0111úng là 6.<\/strong><\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"131","test":"1","date":"2022-06-09 07:25:08","option_type":"txt","len":0}]}