求表面积（单位：厘米）
直接写出结果． 4708﹣999= 0.34+1.6=+= 0.2﹣= 15×1=÷= 3﹣3÷5=×12÷=
直接写出得数． 324﹣198= 8÷= 125%×8= 0.625÷= 2﹣= 0÷1%=×÷×=+×=
计算下列各题 45+38=÷3= 4.2÷0.07= 0.875×24= 1÷= 72×= 8﹣= 0.25﹣=×0÷= 13×÷13×=
7+68= 78﹣0.98= 910÷70= 32×12.5%= 1÷0.03= 12﹣=﹣=÷=
直接写出得数． 2502﹣197= 8.01﹣2.1= 2.5×40= 1÷= 5.2÷0.125÷8=﹣0.625= 8.4÷0.7= 124﹣124÷124=
+
= 0.2﹣
=
=
÷
= 3﹣3÷5=
×12÷
= 125%×8= 0.625÷
=
= 0÷1%=
×
×
=
÷3= 4.2÷0.07= 0.875×24= 1÷
=
= 8﹣
= 0.25﹣
=
×0÷
= 13×
÷13×
=
﹣
=
÷
=
=
﹣0.625= 8.4÷0.7= 124﹣124÷124=
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