Question

9.6*1.5/2.4简便计算 8.1/1.8简便计算 5.6/3.5简便计算

Answer 1

9.6*1.5/2.4

=(9.6/2.4)*1.5

=4*1.5

=6

8.1/1.8

=(0.9*9)/(0.9*2)

=9/2

=4.5

5.6/3.5

=(0.7*8)/(0.7*5)

=8/5

=1.6