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분수: 분모 2자리 덧셈2분수7

1
2 70
+
9 70
=
11 70
2
9 24
+
6 24
=
15 24
9
+
6
=
5 8
3
6 16
+
5 16
=
11 16
4
5 79
+
2 79
=
7 79
5
2 20
+
1 20
=
3 20
6
1 24
+
5 24
=
6 24
1
+
5
=
1 4
7
5 66
+
1 66
=
6 66
5
+
1
=
1 11
8
1 99
+
5 99
=
6 99
1
+
5
=
2 33
9
4 45
+
8 45
=
12 45
4
+
8
=
4 15
10
8 25
+
4 25
=
12 25
11
4 32
+
3 32
=
7 32
12
3 31
+
2 31
=
5 31
13
2 95
+
7 95
=
9 95
14
7 85
+
4 85
=
11 85
15
4 84
+
3 84
=
7 84
4
+
3
=
1 12