9080.36 3.5+2.8 0.8÷0.001 60÷50 39*0.7 7÷0.001 10-0.81

问题描述:

9080.36 3.5+2.8 0.8÷0.001 60÷50 39*0.7 7÷0.001 10-0.81

3.5+2.8=6.3
0.8÷0.001=800
60÷50=1.2
39*0.7 7÷0.001=30030
10-0.81=9.19