小方15分打了480个字，小红12分打了456个字，他们平均每分钟各打多少个字？
直接写出得数×10=+= 52×= 9÷=÷= 11﹣= 0÷×=﹣+= 1÷9×=
直接写出得数．=========================
直接填得数×=×= 16×=÷= 1÷=÷= 9÷=÷33= 1﹣25%= 75%+0.25=÷=﹣=
直接写出得数．= 80%= 1÷10%= 74×4×25%=×15%=
直接写出得数×24=÷= 25××= 5.8×9+5.8=+= 5÷5÷=÷÷×= 1÷2.5%=
×10=
+
= 52×
=
=
÷
= 11﹣
=
×
=
﹣
+
= 1÷9×
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
×
×
= 16×
=
÷
= 1÷
=
÷
= 9÷
=
÷33= 1﹣25%= 75%+0.25=
÷
=
﹣
=
=
= 1÷10%= 74×4×25%=
×15%=
×24=
÷
= 25×
×
= 5.8×9+5.8=
+
= 5÷5÷
=
÷
÷
×
= 1÷2.5%=
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