Question

Viết các số đo dưới dạng số đo có đơn vị là đề-ca-mét vuông (theo mẫu):
Mẫu: 8   d a m 2   33   m 2 = 8   d a m 2   33 100   m 2 = 8   33 100   d a m 2
67   d a m 2   51 m 2 =   … … … … … … … … … … … … … … … … … … … … .   82   d a m 2   7 m 2   =   … … … … … … … … … … … … … … … … … … … … …

Answer 1

67 dam2 51m2 = 67 dam2 +  m2 =  dam2
82 dam2 7m2 = 82dam2 +  m2 =  dam2

Answer 2

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