简便方法计算0.86+8.6X9.9=

2025-02-25 14:27:10
推荐回答(3个)
回答1:

0.86+8.6X9.9
=8.6x0.1+8.6x9.9
=8.6x(0.1+9.9)
=8.6x10
=86

如有不明白,可以追问
如有帮助,记得采纳,谢谢

回答2:

0.86+8.6X9.9
=8.6X0.1+8.6X9.9
=8.6X(0.1+9.9)
=8.6X10
=86

不懂可追问,有帮助请采纳,谢谢!

回答3:

8.6*0.1+8.6*9.9=8.6(0.1+9.9)=86