0.99÷0.1=
1÷0.5=
13.5÷2.5×0=
0.1-0.01=
8y-7y=
0.2×5÷0.2×5=
1.8÷0.2=
0.24×3=
6.3÷0.07=
10÷0.01=
0.6-0.04=
1÷0.4=
0.32÷8=
2.7+0.43=
0.25×4=
6.9÷6.9=
1.29×0.91.29 4.9×14.9 3.27×1.13.27
5.9×0.995.9 1×6.46.4 1.03×0.760.76
2×35=70
420÷70=6
综合算式:
180÷15=12
32-12=20