甲数的75%等于乙数的45%，甲数与乙数的比是4：7． ．
直接写出得数．×16= 10÷= 12÷=×=×=÷3=×=×=
6×=+=×= 3﹣=÷= 1÷=÷=﹣=×14=÷12=
直接写出得数．== 71.83÷8≈ 5.04×9.85≈=== 0.53=
直接写得数======= 60×60%= 2×32==
直接写出得数．×8=÷2=×=÷=÷=﹣0.6=×=÷10=+=÷= 16×= 1﹣7%=
×16= 10÷
= 12÷
=
×
=
×
=
÷3=
×
=
×
=
=
+
=
×
= 3﹣
=
÷
=
=
÷
=
﹣
=
×14=
÷12=
=
= 71.83÷8≈ 5.04×9.85≈
=
=
= 0.53=
=
=
=
=
=
=
= 60×60%= 2×32=
=
×8=
÷2=
×
=
÷
=
÷
×
=
÷10=
+
=
= 16×
= 1﹣7%=
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