把一张长方形的铁皮按图剪料，正好能制成一只铁皮油桶，求所制成的油桶的表面积．
计算．====×26= 12÷=×=÷=
直接写出的数．====%======
只列式不计算﹣= 1.25×8= 2.7×=÷2= 1÷0.8=×= 1﹣÷1﹣=×0.8+×=
直接写出得数． 72=﹣= 6﹣= 14÷21=×÷= 0.22= 1÷=÷60%= 10﹣2÷25%= 24%×5=
直接写得数．×=+=﹣=+=×=÷=﹣=×= 14×= 20÷= 0×=×23×1=
=
=
=
=
×26= 12÷
=
×
=
÷
=
=
=
=
=
%=
=
=
=
=
=
﹣
= 1.25×8= 2.7×
=
÷2=
×
= 1﹣
÷1﹣
×
﹣
= 6﹣
×
÷
= 0.22= 1÷
=
÷60%=
×
=
+
=
﹣
=
+
=
×
=
=
﹣
=
×
=
= 20÷
= 0×
=
×23×1=
粤公网安备 44130202000953号