问题描述:
25×125×32,怎么简便运算
最佳答案:
解法一:
25×125×32
=25×125×8×4
=(4×25)×(125×8)
=100×1000
=100000
解法二:
25×125×32
=125x5x5x8x4
=(125x4)x(5x8)x5
=500x40x5
=20000x5
=100000
简便运算:25×125×32
问题描述:
25×125×32,怎么简便运算
解法一:
25×125×32
=25×125×8×4
=(4×25)×(125×8)
=100×1000
=100000
解法二:
25×125×32
=125x5x5x8x4
=(125x4)x(5x8)x5
=500x40x5
=20000x5
=100000