．这个操场实际占地是多少平方米？在操场的四周建造围栏，围栏长多少米？相关试题
﹣
=
÷6=
÷
= 6×
=
=
﹣
=
×
=
÷
=
=
=
÷8=
×16= 1.2÷10%=
=
﹣
+
=直接写出得数．
83﹣57= 1﹣0.74= 0.24×50= 178.5﹣36.5﹣63.5=
1÷
=
﹣
= 6
﹣0.25= 1.25×3×8=
6.4×=
+
= 2.6÷0.4= 18×（
﹣
）=
÷
= 4.5×0= 81÷
= 8×
÷8×=
直接写出得数．
83﹣57= 1﹣0.74= 0.24×50= 178.5﹣36.5﹣63.5=
1÷=﹣= 6﹣0.25= 1.25×3×8=
6.4×=+= 2.6÷0.4= 18×（﹣）=÷= 4.5×0= 81÷= 8×÷8×=
=
=
=
=
=
=
=
=
=
=
﹣
=
×
=
×44=
÷22= 4.5×10%=
÷
=
÷
=
﹣1.25= 1.5+
=
X﹣
X=
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