5×0.35=
0.39÷0.001=
2.5×5×4=
1.2x×4=
7.9×100=
0.23=
1.2×4÷1.2=
4.3a-1.2a=
0.125×80=
10÷0.5=
4.17-3.17×0=
10a-3.6a=
1.6×0.6=
12÷0.03=
0.3×0.3×0.3=
b×4×b=
24.6÷12=
8÷0.17≈(保留两位小数)
0.18÷2.5=