7×=
×3=
40×=
×0=
1-=
4.8÷0.06=
0.36÷4=
4×0.9×0.25=
0×0.05÷1.5=
1.2×0.5=
0.24÷0.6=
80×0.5=
0.1×0.1÷0.1×0.1=
126+298= 36×= 0.36÷0.3= 2﹣= -=
÷= 0.62= 15.7÷3.14= 60×40%= 30﹣9÷=