直接写出得数．0.77+0.33= 7÷1.4= 9+= 5656÷56=32÷53×0= 31÷1000= ÷7= 1﹣+=
直接写出得数+=×= 1﹣20%﹣= 4×==+25%= 3﹣==
直接写得数．= 4﹣1.63======== 27×5%=%==
直接写得数+=﹣=×=×=×÷×=+=×0+3= 3+1.75=÷=（+）×=
直接写得数．+0.625= 24×=÷9= （+）×12= 12×25%=÷=
直接写出得数== 3.14×8== 1﹣40%=== 52=
= 5656÷56=
÷7= 1﹣
+
=
+
=
×
= 1﹣20%﹣
= 4×
=
=
+25%= 3﹣
=
=
= 4﹣1.63=
=
=
=
=
=
=
= 27×5%=
%=
=
+
=
﹣
=
×
=
×
=
×
÷
=
=
×0+3= 3
+1.75=
÷
=（
+
）×
=
+0.625= 24×
=
÷9=
+
）×12= 12×25%=
÷
=
=
= 3.14×8=
=
=
= 52=
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