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=
2×5= 4.2﹣1.8= 12.5×8= 3.54×10=
70×50= 2.15+1.85= 0÷0.25= 2÷0.4=
9÷6= 7x﹣2.8x=
口算：
2÷5= 8.8+0.12= 8.8+1.2= 0.36×5=
125×8= 9.7﹣0.97= 1.2×0.5= 9.5÷0.95=