下面是一个长方体的前面和右面．（以厘米为单位）（1）先测量出有关数据，在图上标明长、宽、高．（2）再计算这个长方体的体积．
直接写出得数．×8= 10×= 21×=÷=（﹣）×28= 10÷10%= 0÷=+=÷= 3.14×8=
直接写出得数．=========
直接写出得数．÷= 0×=÷= 1+=×=÷=×=÷=
直接写得数．×8=÷== 6÷=÷= 21×= 1﹣÷=×=
直接写出得数． 1÷100÷10= 1﹣=+1÷3= 6×= 60%÷12=×=÷= 500×3%=
×8= 10×
= 21×
=
÷
=（
﹣
）×28=
=
+
=
÷
= 3.14×8=
=
=
=
=
=
=
=
=
=
÷
=
÷
= 1+
=
×
=
÷
=
×
=
÷
=
×8=
÷
=
= 6÷
=
÷
= 1﹣
÷
×
=
=
+1÷3= 6×
=
×
= 500×3%=
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