直接写出得数.
12.4+2.1= 0.08×0.5= 0.14÷0.02= 2.5+0.2×2=
9.5×100= 1.25×8= 1÷4= 0.25×0.9×4=
3.5﹣1.5= 1.2÷0.4= 3.6×0.5= 8×0.9+8×2.1=
6.3÷0.09= 2.9×0.3= 0.95÷5= 7.8+2.2﹣1.5=
1.6×0.25= 0.1÷0.5= 3.5×2×0.1= 2.1÷0.2÷3.5=