一个等边三角形的周长是18厘米，这个三角形的边长是多少厘米？
直接写出得数：0.25×4= 1.8×= ﹣7.8﹣2.2= 2.4÷= 4.2+0.85=7×= 3.1﹣= ÷6= （+）×12=
直接写出得数．×= 7÷= ﹣= 0.64+3.6=1÷×9= ×+×= ×÷×= +=101×﹣= 6.5﹣0.72﹣28%=
直接写出得数．10﹣4.5= ×26= 0.04×25= ÷=15÷= ×÷×= ﹣= +=6÷= ×= 0×= 3÷=
直接写出得数．= ÷8= 0.23=﹣= 4÷﹣÷4=
直接写出结果．×= 24÷= 0÷7.982= 10+10%=100﹣2.5﹣7.5= 0.25×12.5÷= ×÷×=
= 
﹣7.8﹣2.2= 2.4÷
= 4.2+0.85=
= 3.1﹣
= 
÷6= （
+
）×12=
×
= 7÷
= 
﹣
= 0.64+3.6=
×9= 
×
+
×
= 
×
÷
+
=
﹣
= 6.5﹣0.72﹣28%=
×26= 0.04×25= 
÷
=
= 
×
÷
×
= 
﹣
= 
+
=
= 
×
= 0×
= 3÷
=
= 
÷8= 0.23=
﹣
= 4÷
﹣
×
= 24÷
= 0÷7.982= 10+10%=
= 
×
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