小鸽子送信．
直接写出结果．×12====÷7= 1÷= 12÷=+3÷=
直接写出得数÷3= 6×=+= 30÷=×60=÷=
直接写得数：×0= 14×=÷= 1÷==== 25×（5+）=
直接写得数 0.4+=×=÷= 25%×4=÷7= 3.14×32= 1﹣80%=××15=×= 3000×40%=
×=÷=×= 2×=÷=÷3=+=﹣=
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×12=
=
=
=
÷7= 1÷
= 12÷
=
+3÷
=
÷3= 6×
=
+
= 30÷
=
×0= 14×
=
÷
= 1÷
=
=
=
= 25×（5+
）=
=
×
÷
= 25%×4=
÷7=
×
×15=
×
= 3000×40%=
×
=
÷
=
×
=
=
÷3=
+
=
﹣
=