服装厂的两个车间去年上半年各月产量如图．（1）一月份第一车间的产量是第二车间的几分之几？（2）这两个车间哪个月的产量相差最大？（3）第一车间哪两个月的产量没有变化？第二车间哪两个月间的产量上升最快？
口算．+=×4=÷=×= 15÷=÷8= 0÷=﹣=
直接写得数．﹣=÷12= 15×= 36÷=+=×12=÷=×=××16= 1÷÷=÷2÷=×9÷×9=
直接写出下面各题得数．+=×= 36×25%= 27÷3%=÷10= 52﹣32=÷= 3﹣=÷16=×+×=
直接写得数×5%=××0=﹣= 1﹣=÷= 0×+= 1﹣80%= 1÷=
直接写出得数﹣= 10÷= 35×= 0÷=×6=+= 5﹣= 5×÷5×= 6+=÷=
+
=
×4=
÷
×
=
=
÷8= 0÷
=
﹣
=
﹣
=
÷12= 15×
= 36÷
=
+
=
÷
=
×
=
×
×16= 1÷
÷
÷2÷
=
×9÷
+
=
×
= 36×25%= 27÷3%=
÷10=
÷
= 3﹣
=
÷16=
×
+
×
=
×5%=
×
×0=
﹣
= 1﹣
=
÷
= 0×
+
= 1﹣80%= 1÷
=
﹣
= 10÷
= 35×
= 0÷
=
×6=
+
= 5﹣
= 5×
÷5×
=
÷
=
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