Find the common denominator for ¼ and 2/3.
12
Rewrite the fractions as equivalent fractions with the same denominator:
2/4 and 1/6
6/12 and 2/12
1/4 + 2/3
11/12
1/2 - 3/8
1/8
Find the common denominator for 1/5 and 2/6
30
Find the common denominator for 1/5 and 2/7
35
Rewrite the fractions as equivalent fractions with the same denominator:
2/3 and 5/6
4/6 and 5/6
3/5 + 1/3
14/15
5/7- 2/3
1/21
1/3 + 1/2
5/6
Find the common denominator for 1/2 and 3/4
4
Rewrite the fractions as equivalent fractions with the same denominator:
1/3 and 1/9
3/9 and 1/9
3/10 + 1/6
7/15
4/9 - 1/6
5/18
5/6 - 1/2
2/6 or 1/3
Find the common denominator for 2/9 and 1/6
18
Rewrite the fractions as equivalent fractions with the same denominator:
2/8 and 3/6
6/24 and 12/24
1/2 + 4/9
17/18
3/10 - 1/5
1/10
Find the common denominator for 2/4 and 1/8
8
Find the common denominator for 7/10 and 2/5
10
Rewrite the fractions as equivalent fractions with the same denominator:
3/7 and 1/3
9/21 and 7/21
1/3 + 4/18
5/9 or 10/18
1/4-1/8
1/8
12