共30题用时5分钟
100-35.22=
2.5×0.4=
2.4×5=
0.5×0.8=
8.4×0.2=
0.35×0.3=
1.6×0.2=
7.2×0.3=
12.5×0.8=
2.8×0.3=
0.9÷0.15=
5.46+4.54=
1.8×0.4=
5.5÷0.55=
2.2÷0.11=
0.08×100=
2.8×4=
1.4×5=
3.68×0.2=
16.9÷0.13=
3.84×2.6=
5.76×3=
90.75÷3.3=
0.18×15=
3.06×36=
7.15×22=
15.6×13=
0.025×14=
0.04×0.12=
0.756÷0.36=