列竖式计算．
4.09﹣2.53.58×0.240.918÷2.7．
直接写得数
1﹣0.32= 1÷0.25= 0.01÷0.1÷0.1= 10.2+8=
1.4×0.5= 4.5×0.2÷4.5×0.2= 0.125×8= 0.5÷2×0.5×2=
直接写出得数．
2.7+1.8= 6.43﹣0.3= 0.85×2= 8.4÷4= 0.36+0.14= 9÷0.01=
0.2×0.1= 1﹣0.01= 0.72÷0.9= 0.12= 0.7﹣0÷0.7= 4×0.25+0.75=
直接写得数
6.3+3.7= 9﹣1.8= 1.4×0.5= 0.49÷0.7= 3.9﹣0.39=
9.2×0.01= 3×0.2×0.5= 0.2÷0.125= 1﹣0.2÷0.2=（1.42+2.91）×0=
0.24+0.56= 6﹣0.32= 0.15×3= 8.4÷4=
0.1÷0.01= 0.028÷4= 0.1×0.1﹣0.01= 0.25×1.3×0.4=