把下面各数化成百分数：0.27= 1.52= 0.5= 0.08=3.28= 10.06= 32= 0.005=
直接得数．×21=×= 15÷=÷ 1﹣65%= 1+65%=÷=×=
直接写得数．×=×=×=×2= 5﹣= 12×= 1÷=+×=（6+）×=×39×=
口算下面各题．÷8=×= 5÷= 3+3÷7=×15= 10÷10%= 28×75%=×8×=
直接写出得数．×16=+= 0÷=÷3=÷= 7﹣=×= 8÷=
直接写出得数． 6÷=×= 0÷= 4.1﹣÷=﹣=÷=×8×=化简比0.6：=
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×21=
×
= 15÷
=
÷
÷
=
×
=
×
=
×
=
×
=
=
= 1÷
=
+
×
=（6+
）×
×39×
=
÷8=
×
= 5÷
= 3+3÷7=
×15= 10÷10%= 28×75%=
×8×
=
×16=
+
= 0÷
=
÷3=
÷
= 7﹣
=
×
= 8÷
=
=
×
= 0÷
= 4.1﹣
÷
=
÷
=
×8×
=化简比0.6：
=