1.9*8.8-0.88的简便运算

问题描述:

1.9*8.8-0.88的简便运算

1.9*8.8-0.88
=19*0.88-0.88
=(19-1)*0.88
=18*0.88
=15.84
应该是这样,希望我的答案对你有帮助!

1.9*8.8-0.88
=19*0.88-0.88
=(19-1)*0.88
=18*0.88
=15.84

1.9*8.8-0.88
1.9*8.8-0.1*8.8
1.8*8.8=15.84

好难