竖式计算25×16= 67×35= 78×50=89÷7= 78÷3= 99×21=
直接写出得数：﹣= 0×=÷1= 24.26+0.4=
直接写出得数 +=﹣= 12×=×14= 20÷=×= 0×=÷=÷×12= 14×÷14×=
直接写出得数 1÷=+=÷=÷=×=+0.8=÷1=×=+=﹣= 24÷=÷=
计算×=÷=××÷6÷÷× 15×÷××16÷÷．
直接写得数 67÷31= 3.6×= 57×﹣=×0= 3÷=0.75+= 6.3÷= 120×=
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﹣
=
=
÷1=
+
=
﹣
= 12×
=
×14= 20÷
=
×
= 0×
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÷
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÷
×12= 14×
÷14×
=
+
=
÷
=
÷
×
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+0.8=
÷1=
×
=
+
=
﹣
=
=
×
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÷
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×
×
÷6÷
÷
15×
÷
×
×16
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= 57×
﹣
×0=
=0.75+
= 6.3÷
= 120×
=