用竖式计算下列各题．①36×43=②208×42=③260×42=④460×50=
口算题．= 3=÷6= 6=====
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计算．
计算 6÷ 10÷ 24÷ ．
小明15分钟走1千米路，小新16分钟走1千米路．他们在1分钟内各走了多少千米路？
= 3
=
÷6=
=
=
=
=
=
=
=
=
=
=
=
．
10÷
24÷
．
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