题目内容

口算题
138+720.25×818÷0.63.125-1
5
8
1
1
7
×1
1
4
5.2×
3
4
8
9
÷2
2
3
0.5-
1
3
4-1
1
4
12.3-2.75-7.25(
1
2
+
1
3
)×6
0.12÷
3
5
138+72=2100.25×8=218÷0.6=303.125-1
5
8
=1.5
1
1
7
×1
1
4
=
10
7
5.2×
3
4
=3.9
8
9
÷2
2
3
=
1
3
0.5-
1
3
=
1
6
4-1
1
4
=2
3
4
12.3-2.75-7.25=2.3(
1
2
+
1
3
)×6
=1
0.12÷
3
5
=0.2
故答案为:210,2,30,1.5,
10
7
,3.9,
1
3
1
6
,2
3
4
,2.3,1,0.2.
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