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直接写出得数
1-1÷7=
13×99=
1
4
+
1
12
=
60×25%=
1
5
-
1
6
=
(
3
5
+
1
3
)×15
=
20÷0.1%=4.05-1.9=(
1
2
2-(
1
3
2=
24×
1
8
-
1
8
÷
1
8
=
1-1÷7=
6
7
13×99=1287,
1
4
+
1
12
=
1
3
60×25%=15,
1
5
-
1
6
=
1
30
(
3
5
+
1
3
)×15
=14,
20÷0.1%=200,4.05-1.9=2.15,
1
2
2-(
1
3
2=
5
36
24×
1
8
-
1
8
÷
1
8
=2.
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