Question

9.25×3.6+92.5×0.64怎样简便运算？

Answer 1

原式=9.25×3.6+9.25×6.4
=9.25×（3.6+6.4）
=9.25×10
=92.5

Answer 2

解:9.25×3.6+92.5×0.64
=9.25×3.6+9.25×6.4
=9.25×(3.6+6.4)
=9.25×10
=92.5
此题考查了小数点的移动和提供因式法因式分解，通过因式分解可以简化运算。

Answer 3

左边式子是把92.5变成9.25×10，右边那个是把9.25变成92.5÷10，

Answer 4

9.25×3.6+92.5×0.64=9.25×3.6+9.25×10×0.64=9.25×3.6+9.25×6.4=9.25×（3.6+6.4）=9.25×10=92.5

Answer 5

9.25×3.6+92.5×0.64怎样简便运算
9.25×3.6+92.5×0.64
=92.5x3.6÷10+92.5×0.64
=92.5x0.36+92.5×0.64
=92.5x（0.36+0.64）
=92.5x1
=92.5