直接写得数1﹣0.95= 0.36+2.4= 8×30%= 2.1÷70%= 9.9+0.1÷0.1=+= ×6%= 12×（+﹣）= 0.25×1.92×0.4= 12π=
325×0.36+6.75×36
5.6×0.375+×5.4-0.375×0.9
5.6x+4x=17.28
x+=
[一（一）]÷
+
= 
×6%= 12×（
+﹣）= 0.25×1.92×0.4= 12π=+= ×6%= 12×（+﹣）= 0.25×1.92×0.4= 12π=
×5.4-0.375×0.9
x+
=
一（
一
）]÷
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