1.8÷0.9= 3.6÷6= 4.5÷0.5= 2.1÷0.3=
3.68×0.35= ☆0.728÷0.35=
0.89﹣0.25= 1﹣0.98= 8.8﹣6.7= 5×400=
3.04+7.6= 1.23÷3= 0.4×0.06= 0÷1.89=
①2.091÷1.02=
②0.2223÷0.65≈(精确到百分位)
③1.5÷0.045=(用循环小数表示)
④3.17×9.86=
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=
0.08×0.9= 1.8×0.04= 0.36×0.5= 4.5×0.03=
0÷4.93= 0.48÷0.03= 2.5×8= 2.43×0.2×5=
989998 3个0.130个百分之一
3.7×1.0 10.9×3.7 n÷0.9(n>0)