简算:1.87×9.9-0.187

2025-01-21 11:23:39
推荐回答(3个)
回答1:

简算:
1.87×9.9-0.187
=1.87x(10-0.1)-0.187
=1.87x10-1.87x0.1-0.187
=18.7-0.187-0.187
=18.513-0.187
=18.326

回答2:

应该是+0.187吧
1.87×9.9+0.187
=1.87×9.9+1.87×0.1
=1.87×(9.9+0.1)
=1.87×10
=18.7

回答3:

:.:18,326