Viết các số đo sau dưới dạng số đo có đơn vị là hét-tô-mét vuông (theo mẫu):
\(8hm^256dam^2;65hm^238dam^2;43hm^27dam^2.\)
Mẫu: \(8hm^256dam^2=8hm^2+\dfrac{56}{100}hm^2=8\dfrac{56}{100}hm^2.\)
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6 d a m 2 28 m 2 = 6 d a m 2 + 28 100 d a m 2 = 6 28 100 d a m 2
25 d a m 2 70 m 2 = 25 d a m 2 + 7 10 d a m 2 = 25 7 10 d a m 2
64 d a m 2 5 m 2 = 64 d a m 2 + 5 100 d a m 2 = 64 5 100 d a m 2
CÁI BÀI NÀY CÓ VẤN ĐỀ RỒI BẠN ƠI M2 ĐỔI RA DM2 MÀ CÁI NÀY BỊ LỖI
đâu mình chép trong sach giáo khoa toán lớp 5 trang 28 bài luyện tập
67 dam2 51m2 = 67 dam2 + m2 = dam2
82 dam2 7m2 = 82dam2 + m2 = dam2
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Viết các số đo sau dưới dạng số đo có đơn vị là đề_ xi_ mét vuông:
8m2 36dm2= 836 dm2
19m2 8dm2= 1908 dm2
Viết các số đo sau dưới dạng số đo có đơn vị là xăng_ ti_ mét vuông:
4dm2 45cm2= 445 cm2
14dm2 85cm2= 1485 cm2
105dm2 6cm2=...cm2