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=
81÷4.5= 3.09×0.016≈(得数保留两位小数) 6÷1.8=(商用循环小数表示)
0.3×0.2= 3.4×10= 0.25×8= 500×0.02=
4.2÷0.6= 10÷0.01= 45÷4.5= 0.32÷8=
15×30= 3.68-2.52= 5.7÷100= 3.4+5.8+6.6=
2÷0.5= 8.3+1.07= 0.42×5= 6.4+3.6×0=
480÷12= 7.5﹣0.15= 8.64÷8= 1.2×0.5÷1.2×0.5=