5.6÷7= 12÷0.3= 0.24÷8= 1.2×6=
0.64÷4= 0.8÷0.01= 1÷0.5= 0×0.05÷1.5=
1÷0.25= 0.39÷3= 4.6×5÷4.6×2=
1.25×0.8= 0.46+0.4= 12.8+7.5-12.8+7.5=
30.8÷14=
197.6÷0.52=
2÷18≈(保留两位小数)
100×0.9 = 0.99÷0.01= 0 ÷4.5 +5.5 =
0.25×0.2×4 = 1.25×0.8= 0.45÷45 =
8a -7a = 0.5×4÷0.5×4 =
2×0.5= 6÷0.2= 3.8÷1.9=
0.8×1.25= 1.24÷4= 0.75×0.6=
0.28×10= 0.1-0.01= 2.5×8= 6.3÷0.7=
7÷0.35= 1.2+4.5= 4.5÷9= 0.12×8=