一根长22米的绳子，剪下9米做一根长绳，剩下的每2米做一根短绳，可以做几根短绳？还剩几米？
计算：+=﹣= 12×=÷= 0×+9=÷3=×14= 20÷= 1.25××8= 14×÷14×=
+= 6÷=×0.25=÷=×= 9﹣=÷42= 1÷=
口算====÷=×36=÷3= 6÷=
直接写出计算结果．+=×0×27= 6÷=×39= 24÷=×4﹣2= 45÷= 1﹣﹣=+÷+=×÷×=
直接写出得数． 1÷=+=÷=（﹣）×18=÷3=×=﹣=×÷×=
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+
=
﹣
= 12×
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÷
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+9=
÷3=
×14= 20÷
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×8= 14×
÷14×
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= 6÷
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×0.25=
÷
=
×
= 9﹣
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÷42= 1÷
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=
=
=
=
÷
=
×36=
÷3= 6÷
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+
=
×0×27= 6÷
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×39= 24÷
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×4﹣2= 45÷
= 1﹣
﹣
=
+
÷
=
×
÷
×
=
=
+
=
÷
=（
﹣
）×18=
÷3=
×
﹣
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×
÷