运苹果．
算一算．×3=×4=×2==÷3=÷4=÷2=÷2=
开火车．
直接写得数===== 9×= 0.8﹣==
× 6×8+÷ 2.4× 1﹣72%
直接写出得数： 0.6÷0.15=÷100=（+）×63=﹣0.25= 0.5÷= 0.4÷40%= 5.47﹣1.8﹣3.2= 0.42﹣0.32=
×3=
×4=
×2=
=
÷3=
÷4=
÷2=
÷2=
=
=
=
=
= 9×
= 0.8﹣
=
=
×
6
×8
+
÷
÷100=（
+
）×63=
﹣0.25=
= 0.4÷40%= 5.47﹣1.8﹣3.2= 0.42﹣0.32=
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