直接寫(xiě)出得數(shù)
1
3
-
1
5
=
10÷
5
7
=
35×
1
14
=
23
100
=
3
4
×6=
3
8
+
7
8
=
5-
5
9
=
1
4
÷5×
1
4
=
6+
5
6
=
8
9
÷
9
8
=
1
3
-
1
5
=
2
15
10÷
5
7
=14,
35×
1
14
=
5
2
23
100
=0,
3
4
×6=
9
2
3
8
+
7
8
=
5
4
,
5-
5
9
=4
4
9
1
4
÷5×
1
4
=
1
16
,
6+
5
6
=6
5
6
8
9
÷
9
8
=
64
81
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