3 分数除法
直接写出各题得数.
0.4÷40%= 0.64+3.6= 0.25×4=
0.56×
=
×
= 5.6÷0.1%=
÷2=
×
=
÷3+3÷
=
6.73×99+6.73=
直接写出得数.
×12=
+
= 10×
=
﹣
= 1÷
=
12÷
=
÷
=
×
=
÷
=
÷
=
18+46= 2.5×0.8= 3.8﹣0.9= 36÷2= 3.5÷0.5=
直接写得数.
25+46= 432﹣198= 30×40= 4.5÷0.5=
2﹣
= 36×25%= 560÷80=
÷
=
273+87+27= 0.25×0.125×4×8=
直接写出得数.
138+17= 83﹣57= 4708﹣999= 402×5= 20×500=
320÷80= 15.7+3= 10.9+1.09= 1﹣0.09= 0.9﹣0.26=
4×3.14= 3.25×4= 6.4÷0.8= 0.48÷0.03=
+
=
+
=
×4=
×
= 24÷
=
+
÷
+
=
直接写得数.
=
= 0.6÷
= 380×0.01=
12.5%+0.875= 20×(1﹣75%)= 9.6÷0.3= 3.8﹣(1.7+1.8)=
1﹣
= 36×(
﹣
)=
=
×8.1=
=
÷3=
=
=
=
=
=
+
=
×
=
+
=
+
=
÷
×0+120= 10.01﹣10.01= 3.14×9=
﹣
= 0.9﹣0.26= 1.2×
=
÷
=
÷
= 1.25×3×8= 13﹣0.52= 10.2﹣0.32﹣0.68=


.
= 7.125+1
= 1÷
= 0×2
= 3
×4=
÷1= 0.125×0.8=
÷2 4×20%
×4
+
1÷75% 1%÷10% 42%﹣0.42.
×
= 2+0.8=
﹣
= (
)×30=
+
=
÷5=
÷
= 4×
÷4×
×24= 0.2×25%= (
)×20=
=
= 2.5÷0.25= 0÷1= 42﹣4×2=
=
÷10= 6×
= 1﹣75%=
÷
=
×
= 5÷1%= 4÷
=
=
=
=
=
= 0.37+1.3=
=
= 2008×99+2008=
)2﹣(
)2=
+
= 0.375×
=
÷1.5= 1
×7
=
=
12.5×8.24×8=
)2= 32×12.5%=
÷
= 2﹣
+
=
+
×13=
+
)=
×
小时完成.若由乙单独打印,要45分钟完成.两人合打,多少小时可以打印完?
,甲独做8天完成,如果乙独做,需要多少天完成?
=
×3÷
=
=
=
= (
+
)×6=
+0.2= (
+
)÷
×7÷
×(3.125﹣3
)=
=
=
=
=
= 99×0.25+0.25=
= 7.2÷100﹣0.72÷10=
=
=
+
=
﹣
)= 0.25×12= 3.28×0×72%= 4.62+6.8=
+
=
×
= 3÷
=
=
×
=
+
=
÷
=
÷12=
﹣
=
×12=
÷
=
+
=
=
÷
=
÷3=
×
×
=
×9×
=
÷2= 5÷
﹣
÷5= 7﹣
= (1.6+3.2)×0.125=
=
与40的
相等,求这个数.
相当于乙数的
,甲数是120,求乙数.
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