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Add fractions with common units
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Next move
Start by naming the denominators that control the unit: 6 and 8.
N
4
D
6
+
N
6
D
8
place 6
1
6
2
12
3
18
4
24
5
30
6
36
7
42
8
48
9
54
10
60
place 8
1
8
2
16
3
24
4
32
5
40
6
48
7
56
8
64
9
72
10
80
?
4
6
*
?
?
=
?
?
6
8
*
?
?
=
?
?
?
+
?
?
=
?
?
=
?
?
