用竖式计算下面各题．342﹣176= 576+334= 98×5=608×4= 57÷8= 61÷7=
直接写出得数：÷=÷3=××=÷2= 6×=×9×= 5÷﹣÷5= 2.7﹣= （1.6+3.2）×0.125=
直接写得数： 12÷=×30=÷= 16×=÷=÷4=÷×1=÷×=÷3=÷6=÷3=÷．
直接写数：==========
直接写得数．×3= 6÷=÷1= 1÷÷=÷= 0.5÷=﹣= 0÷×=
直接写数： 7×=÷6=÷= 1.6÷0.7= 1÷3×=÷=÷=×0.15=÷=×÷×=
÷
=
÷3=
×
×
=
÷2=
=
×9×
=
﹣
=
=
×30=
÷
= 16×
÷
÷4=
÷
×1=
÷
×
=
÷3=
÷6=
÷3=
÷
．
=
=
=
=
=
=
=
=
=
=
×3= 6÷
=
÷1=
÷
÷
= 0.5÷
=
﹣
=
=
÷6=
÷
= 1.6÷0.7= 1÷3×
=
÷
÷
=
÷
=
×
÷
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