列竖式计算． 145×27= 38×184= 648÷72= 3276÷84=
直接写出得数．×= 1÷=×= 77：63=÷9=×=÷8= 4：2.5=×=
×= 0×=÷====
直接写出得数×3=×16=×=（+）×4=×+×=+=÷3= 4÷=
================
×1= 52﹣42= 0.75﹣0.5=×=÷= 125×0.08= 0.5+0.02=÷=÷= 0.15×6= 12÷0.3= 0÷=
×
= 1÷
=
×
= 77：63=
÷9=
×
=
÷8= 4：2.5=
×
=
×
= 0×
=
÷
=
=
=
=
×3=
×16=
×
=（
+
）×4=
×
+
×
=
+
=
÷3= 4÷
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
×1= 52﹣42= 0.75﹣0.5=
=
÷
= 125×0.08=
÷
= 0.15×6= 12÷0.3= 0÷
=
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