量出下面这个图形的边长（取整厘米数）并算出它的周长．
在如图上先涂画出算式表示的意义，再算一算：=．
在图中，先用斜线表示×计算结果，再填写结果．
直接写出得数．×= = == = +== = 5÷3==
直接写得数= 32×25%= 0.75+2.5= 3600÷30== ×5= 0.32= 4×25﹣25=×0.5=1 1÷10+0.9= （）×20= =
直接写得数：+= ÷= 1﹣5÷8= ×= ×=0.9+99×0.9= 1÷0.6= 14÷35= ÷×÷= 17.3÷1.73=
=
．
×
计算结果，再填写结果．
×
= 
= 
=
= 
= 
+
=
= 
= 5÷3=
=
= 32×25%= 0.75+2.5= 3600÷30=
= 
×5= 0.32= 4×25﹣25=
）×20= 
=
+
= 
÷
= 1﹣5÷8= 
×
×
=
÷
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