直接写出得数×
=
×
=
×18=
÷8=
6÷=
×
×
=
÷
=
÷
=
÷
÷
= 0.25+
=
﹣
=
÷
×
=
÷
=
×
= 8﹣4÷
=
﹣
=
÷14= 12×(
﹣
)= 5%×5=
+
+
+
=
3.75+= 63%﹣27%= (1﹣20%)÷20%= 0.4÷
=
×1.8=
×25%=