直接寫出得數(shù).
3
5
+0.2=
1
2
+
3
4
-0.2=
3
2
=
2
3
×1.5+3=
3.6×
5
12
=
3
5
×1.5=
2
3
-
1
2
=
1-137.5%=
分析:本題根據(jù)先把每小題數(shù)字化成統(tǒng)一的形式,再根據(jù)運(yùn)算法則直接計(jì)算.
解答:
解:
3
5
+0.2=0.8
1
2
+
3
4
-0.2=1.05
3
2
=
10
3
2
3
×1.5+3=4
3.6×
5
12
=1.5
3
5
×1.5=0.9
2
3
-
1
2
=
1
6
1-137.5%=0
故答案為:0.6,1.05,
10
3
,4,1.5,0.9,
1
6
,0.
點(diǎn)評(píng):本題利用計(jì)算法則直接求解即可.
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