1米^2=(10 )乘以(10 )分米^2
1米^3=(10 )乘以 (10)乘以(10 )分米^3
2.5分米^2=2.5乘以(100 )乘以(100 )毫米^2
8厘米=8乘以(0.1 )分米
8厘米^3=8乘以(0.1 )乘以(0.1 )乘以(0.1 )分米^3
1米^2=(10 )乘以(10 )分米^2
1米^3=(10 )乘以 (10)乘以(10 )分米^3
2.5分米^2=2.5乘以(100 )乘以(100 )毫米^2
8厘米=8乘以(0.1 )分米
8厘米^3=8乘以(0.1 )乘以(0.1 )乘以(0.1 )分米^3