Fracciones lucero
11
1a. 10 12 + 9 10 = 1b. 2 3 + 2 9 =
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Transcript of Fracciones lucero
1a.
10
12
+
9
10
=
1b.
2
3
+
2
9
=
2a.
3
7
+
2
8
=
2b.
4
6
+
7
9
=
3a.
4
6
+
4
11
=
3b.
6
7
+
2
12
=
4a.
1
7
+
3
7
=
4b.
8
9
+
1
5
=
5a.
3
10
+
2
8
=
5b.
5
11
+
6
11
=
6a.
6
9
+
1
4
=
6b.
2
7
+
8
11
=
1a.
7
9
−
2
12
=
1b.
8
10
−
4
8
=
2a.
7
10
−
1
10
=
2b.
9
11
−
3
12
=
3a.
3
10
−
3
10
=
3b.
5
12
−
1
12
=
5a.
6
8
−
1
5
=
5b.
7
10
−
4
6
=
6a.
5
9
−
1
8
=
6b.
2
4
−
4
8
=
