3 分数除法
直接写出得数.
1÷
= 0.875÷0.125= 4×60%=
×
= 1.56÷2.5÷4=
÷1=
÷
= 7070÷35=
×9×
=
+
×7= 100÷10%=
五(2)班学生在为灾区献爱心活动中捐书129本,其中男生捐书78本,剩下的是女生捐的.男生捐书的本数占全班捐书总数的几分之几?女生捐书的本数占全班捐书总数的几分之几?
直接写出得数.
÷
= 202﹣99= 3.5÷1000= 28÷1%=
34×50=
×
= 1.24÷0.4= 42×0.2=
+
=
﹣
=
÷6= 1+99%=





=
= 3.2÷0.1=
=
=
=
= 3﹣1.95= 35÷70%=
= 2.4÷0.004=
= 6.3﹣0.98=
=
= 1﹣5%=
的正好是24,这个数是多少?
÷11=
×6=
÷
=
×0=
﹣
=
+
= 6÷
﹣
=
=
÷
+
=
÷
=
÷
=
+
×
=
×
= 12×
=
×
= 21÷
﹣84=
×
=
÷
=
÷4=
+
÷2=
= 3﹣
=
= 0.12÷20%= 0×
=
÷26=
= 15﹣
﹣
=
×4÷
= 18÷
=
=
=
.
÷
=
×3=
﹣
= 6÷
= (
+
)×56=
+
=
×
= 1÷5×
=
÷
= 18×
=
+
=
×
×
=
×0=
﹣
= 6×
﹣
×16
×
×30
×
÷11 (
+
)×48
×
﹣
40×
0.5÷2
3﹣150% 2.5÷
×1.25÷
×15 8
×5.
是40,这个数的20%是多少?
÷2=
×8= 10÷
=
÷
×
= 0÷
=
×
=
÷
=
= 14×
=
×
×6= 0.1×30%=
÷
=
×0÷
= 1﹣
÷5=
= 0.75÷0.25= 7×60%= 233﹣198= 175﹣75×
=
×
= 4﹣
= 5×23=
×
= 2×
÷2×
=
= 1
=
=
= 2﹣
=
=
=
÷4=
+
=
÷
=
×
= 8×
=
= 1÷
= 1﹣
﹣
= 2﹣
= 2×
×
=
=
=
=
=
=
=
= 8×0.125=
﹣0.625=
= 40÷8%=
= 3
×11=
+79×
=
×1.5+3=
= 4×
+
=
=
.
÷
= 1÷
=
×
=
×8=
﹣
=
÷
= 1÷
=
÷6=
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