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 =
1.26×0.03=
1.2+4.5=
0.28×10=
6.87-0.87=
2.5×8=
0.2×0.2×0.2=
0.24÷3=
2.4÷0.04=
21.8÷2=
7÷5=
0.57÷0.1=
5.68÷8= 1.24÷0.4= 9.6÷4= 4×7.25=
0.63÷0.3= 7.5÷0.15= 4.2÷140= 3.5÷0.35=
0.25×8= 31.6×0.1= 4.9×2.9≈ 9.93×5≈
2.4÷2 = 48÷0.6= 0.056÷0.8= 0.45÷0.3=
①10÷40=
②0.49÷0.7=
③2.5×8=
④3.7×0=
⑤3﹣0.35=
⑥1.25×0.8=
⑦8.1÷10=
⑧1.3÷0.13=