25X16X25用简便的方法

2024-11-05 04:05:46
推荐回答(5个)
回答(1):

25X16X25
=(5x5)x(4x4)x(5x5)
=5x5x4x4x5x5
=(5x5x4)x(5x5x4)
=100x100
=10000

回答(2):

=(25×4)×(25×4)
=100×100
=10000

回答(3):

25×16×25
=25×4×4×25
=(25×4)×(4×25)
=100×100
=10000

回答(4):

=25*4*4*25
=100*100
=10000

回答(5):

25×16×25
=25×4×4×25
=100×100
=10000