下面是育才小学操场的平面图，①先量一量（取整厘米），再算出这个操场的实际面积．②篮球场在A点的南偏东30°方向60米处，请你在平面图上用△标出篮球场的位置．
口算．============
直接写得数×12= 0.45×2= 34×0.2=÷2= 10×= 9.9+2.43+0.1=×= 6.8×2.5=
直接写出得数．×= 40%+50%= 81÷= 9.9÷0.1= 3.52+6.48= 1%÷=×2÷×2=
直接写出得数： 7×=÷6=÷=÷=÷=×0.15=÷=4×60%=
直接写得数．×8=÷2=÷=×= 10×=﹣=+= 21×=÷9=÷=
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×12= 0.45×2= 34×0.2=
÷2=
= 9.9+2.43+0.1=
×
= 6.8×2.5=
×
= 40%+50%= 81÷
= 9.9÷0.1=
=
×2÷
=
÷6=
÷
=
÷
÷
=
×0.15=
÷
=4×60%=
×8=
÷2=
÷
=
×
=
=
﹣
=
+
= 21×
=
÷9=
÷
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