3 分数除法
×
=
÷
= 1÷
= 
×50%= 2÷1.25=
= 57×
﹣
×0=
= 0.75+
= 6.3÷
= 120×
=
×
= 
÷
= 
×
×
÷6÷
÷
15×
÷
×
×16 
÷
÷
．
= 
+
= 
÷
= 
÷
×
= 
+0.8= 
÷1= 
×
=
+
= 
﹣
= 
=
+
= 
﹣
= 12×
= 
×14= 20÷
=
×
= 0×
= 
÷
= 
÷
×12= 14×
÷14×
﹣
=
=
÷1=
+
= 
﹣
= 1÷
= 7×
=
×3= 
+
= 
﹣
= 
÷
÷4= 3÷
= 
+
= 18×
=
×4= 
×
= 
÷
= 
×
=
= 1
÷
= 
×0.75= 
×14+
﹣
= 
+
= 
÷
×
=
=
= 
÷
= 1÷
=
+
= 16÷
= 
﹣
= 
╳
=
+
= 1﹣
= 1÷
= 
﹣
=
= 51×199≈ （
+
）×12=
+
= 
×
= 
÷6= 
×8= 
+
=
= 0+
= 
÷
= 1÷
= 
﹣
=
+
= 
÷7= 
×
= 
÷
=
×8= 9÷
= 15×
= 
﹣
=
÷
= 
×
= 
= 
÷
=
= 
= 
= 
=
= 
= 
= 
=
= 
= 5﹣
= 
=
= 1÷
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
+
= 
﹣
= 0÷6
= 39×
= 15﹣
=
= 21÷
= （
+
）×6= 
×
÷
×
﹣
=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
= 2.5×16= 
= 
=
= 
= 
= 
=
= 1.5÷0.05= 
= 1.5÷0.05=
= 
= 
= 2.5×0.4=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 6.25+1.75=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
= 
=
﹣
= 18×
= 
= 
=
×12= 
÷2= 
+
= 
﹣
=
= 1﹣
﹣
×
= 
=
×12= （3
+
）×0= 
÷
= 
+
=
+
﹣
×6 
×24 
×
5
÷4.8
+
）×6 9
×0+
（
+
12×11×
×
1.5﹣
﹣
．
+
= 
﹣
= 
×
= 
×5=
= 3÷7= 
÷
= 
÷4=
= 
×16= 1÷
= 
÷
= 
×
=
+
= 
﹣
= 6﹣
= 
×6= （
+
+
=
﹣
= 
÷
= 1÷
= 
×
=
×
×
=
+8×
= 55×
÷
×
÷
= 0×
+
=
=
=
﹣
=
×
+
= 1﹣
= 1÷
= 
﹣
=
×
= 0÷
= 0.9+99×0.9= （
+
）×12=直接写出得数
1÷
= 
+
= 
÷
= 
÷3= 
×=
﹣
= 
÷7= 
÷
= 4×
= 
÷8=
×
= 
÷
= 
÷0.5= 5×
= 
﹣
=
×0= 0.3×
= 
÷
= 
÷4= 
+0.5=
+
= 1﹣
= 1÷
=
﹣
= 
×
=
+
）×12= 
．
+
= 
÷
= 3﹣1.95= 
×
= 6.3÷0.07=
÷6= 0÷
= 
﹣
= 
+3÷
= 
﹣0.75×
+
= 1.25×0.8= 72÷
= 10.6﹣5.62=
×
= 4.1×25+3.9×25=
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