Question

1.85×99+18.5×0.1怎么简算？

Answer 1

1.85×99＋18.5×0.1
＝1.85×99＋1.85
＝1.85×(99＋1)
＝1.85×100
＝185

Answer 2

1.85x99+18.5x0.1
=18.5x9.9+18.5x0.1
=18.5x[9.9+0.1]
=18.5x1
=18.5

Answer 3

1.85x99+18.5x0.1
=1.85x99+1.85x10x0.1
=1.85x99+1.85x1
=1.85x(99+1)
=1.85x100
=185

Answer 4

原式=1.85×99+1.85×1
=1.85×(99+1)
=1.85×100
=185

Answer 5

18.5小数点前移一位为1.85
0.1小数点后移一位为1
即18.5×0.1=1.85×1
则等式1.85×99+18.5×0.1
=1.85×99+1.85×1
=1.85×(99+1)

=185