0.25×12.5×3.2简便运算

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 06:13:31

0.25×12.5×3.2简便运算
0.25×12.5×3.2简便运算

0.25×12.5×3.2简便运算
0.25×12.5×3.2
=0.25x4x12.5x0.8
=1x10
=10

这个超级简单:
0.25*12.5*3.2
=0.25*12.5*(8*0.4)
=(0.25*0.4)*(12.5*8)
=0.1*100
10

0.25×12.5×3.2
=0.25x4x12.5x0.8
=1x10
=10

0.25×12.5×3.2
=0.25x4x12.5x0.8
=1x10
=10

0.25*4*12.5*0.8

0.25×12.5×3.2
=0.25×12.5×(4×0.8)
=0.25×12.5×4×0.8
=(0.25×4)×(12.5×0.8)
=1×10
=10
希望对你有帮助。