竖式计算．（1）903÷43=（2）789÷62=
计算．+=﹣=×=÷= 1.25××8= 1.2×= 20÷=（﹣）×30=﹣÷2= 99×÷99×=
直接写出复数．×= 1÷=÷8= 7×=×12=×=﹣=+=÷= 14÷=
直接写出得数． 0.56+0.25=﹣（﹣）= 0÷=（+）×6=+=×=8÷= 1+8%=
直接写结果﹣= 570÷×20=+3.5= 11﹣﹣=×= 1÷= 10﹣=÷= 19.9+19.9×99=
直接写出得数．﹣= 12×=÷26=+=×=+= 1÷=×=
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+
=
﹣
=
×
=
÷
=
×8= 1.2×
= 20÷
=（
﹣
）×30=
﹣
÷99×
×
= 1÷
=
÷8= 7×
=
×12=
×
=
﹣
=
+
÷
= 14÷
=
﹣（
﹣
）= 0÷
=（
）×6=
+
=
×
=8÷
﹣
= 570÷
×20=
﹣
=
×
= 1÷
= 10﹣
=
÷
= 19.9+19.9×99=
﹣
= 12×
=
÷26=
+
=
×
=
+
= 1÷
=
×
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