1÷0.5=2, 5÷40=0.125, 2.4×3=7.2, 0.8×0.5=0.4, 12-8.9=3.1,
3.2÷0.8=4, 4.01÷100=0.0401, 1.7×0.5=0.85, 2.5×400=1000, 13÷0.001=13000,
3.2×50=160, 4.6+2.9=7.5, 0.47+1.8=2.27, 299+324=623, 0.6÷5=0.12,
6.7-2.9=3.8, 23×2.7+77×2.7=270, 5.4+0.74+4.6=10.74.
1÷0.5=2, 5÷40=0.125, 2.4×3=7.2, 0.8×0.5=0.4, 12-8.9=3.1,
3.2÷0.8=4, 4.01÷100=0.0401, 1.7×0.5=0.85, 2.5×400=1000, 13÷0.001=13000,
3.2×50=160, 4.6+2.9=7.5, 0.47+1.8=2.27, 299+324=623, 0.6÷5=0.12,
6.7-2.9=3.8, 23×2.7+77×2.7=270, 5.4+0.74+4.6=10.74.