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Các câu hỏi dưới đây có thể giống với câu hỏi trên
CM
9 tháng 11 2017
67 dam2 51m2 = 67 dam2 + 
m2 = 
dam2
82 dam2 7m2 = 82dam2 + 
m2 = 
dam2
DB
10 tháng 12 2021
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U
CM
9 tháng 5 2019
3 d a m 2 = 300 m 2 2 d a m 2 90 m 2 = 290 m 2
15 h m 2 = 1500 d a m 2 17 d a m 2 25 m 2 = 1705 m 2
500 m 2 = 5 d a m 2 20 h m 2 34 d a m 2 = 2034 d a m 2
7000 d a m 2 = 700 000 m 2 892 m 2 = 8 d a m 2 92 m 2
AP
3
14 tháng 10 2021
\(a,300m^2\\ 5dam^2\\ 1206dam^2\\ b,400m^2\\ 4000dam^2\\ 2dam^240m^2\)
13 tháng 11 2021
2 dam2 = 200 m2
500 m2 = 5 dam2
12 hm2 = 1200 dam2
3 dam2 215 m2 = 515 m2
30 hm2 = 3000 dam2
760 m2 = 7 dam2 60 m2
CM
28 tháng 7 2019
1m2 = 
dam2
36m2 = 
dam2
73dam2 = 
hm2
8m2 = 
dam2
5dam2 = 
hm2
66dam2 = 
hm2
4 tháng 8 2016
18 hm 45dam2= 1845 dam2 16km2 315hm2= 163,15 km2 35tấn = 35000 kg 62dam2 45dm2= 62,0045 dam2 90kg= 0,09 tấn