共30题用时5分钟
0.16÷8=
0.22×102=
9.6÷0.8=
7.8÷0.01=
5÷0.25=
5×0.24=
0.84÷2.1=
7.3+0.27=
8×0.125=
2.8+4.2=
10.5×0.4=
0.56÷28=
3.9÷0.13=
0.61+0.39=
0.54÷0.6=
24×0.5=
4.5-0.05=
5×0.12=
6.5÷0.5=
7×0.62=
4.8×0.5=
0.96÷0.2=
5.4÷0.6=
0.56÷0.8=
0.3÷0.6=
1.2×30=
7.4-2.8=
3.2÷0.04=
0÷1.7=
1.25×0.8=