看一看，填一填．公园的周围，东北方是新华书店，西南方是电影院，东南方是电脑城，西北方是百货大楼．请把这些名称用序号填在适当的位置．①电影院 ②新华书店 ③百货大楼 ④电脑城．
直接写得数．= == == 75%÷25%== =
= = = == = = == = = =
直接写出得数．+0.2= +﹣0.2= 5÷= ×1.5+3=3.6×= ×1.5= ﹣= 1﹣137.5%=
直接写得数﹣= ÷9= 1﹣= ×=÷= ÷= += ×=+= ÷= ﹣= ×=
直接写出得数．+= ﹣= ×2= ×=×= ÷4= ÷= 12×=÷42= ×= ×14= ÷4=
= 
=
= 
=
= 75%÷25%=
= 
=
= 
= 
= 
=
= 
= 
= 
=
= 
= 
= 
=
+0.2= 
+
﹣0.2= 5÷
= 
×1.5+3=
= 
×1.5= 
﹣
= 1﹣137.5%=
﹣
= 
÷9= 1﹣
= 
×
=
÷
= 
÷
= 
+
= 
=
+
= 
÷
= 
﹣
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×
=
+
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﹣
= 
×2= 
×
=
×
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÷4= 
÷
= 12×
=
÷42= 
×
= 
×14= 
÷4=
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