3.4×2.8 9.7÷2.5 *15÷2.4
4.4÷2=
1.6÷0.8=
10.5÷5=
0.56÷14=
2.5÷10=
0.48÷6=
4.6÷2.3=
5.2÷1.3=
16×0.01=
0.3×9=
1.25×8=
0.25×4=
50÷0.5=
0.82÷0.2=
0.81÷0.9=
4.8÷0.03=
0×0.99=
0÷1.23=
1.23÷1=
0.99×1=
28.5-15=
2.5+0.5÷2=
1.8÷0.5×0.5=
2.45÷25÷0.4=
①0.567÷0.3=
②0.196÷0.56=
③3.25÷0.3≈
④89÷23≈
= = 6÷10= =
﹣ = + = 0.25+ = ﹣ = 4×2.5=
0×98.56= 45×11= 0.85﹣15%= 0.65×101﹣0.65=
×10÷ ×10=
0.71 1.5小时90分