abcd Fractions - Lowest Common Denominator
Fractions - Lowest Common Denominator


Practice

Find the lowest common denominator for the fractions given below.
a)    
1
2
and
1
3

    LCD = 6

b)    
1
2
and
3
5

    LCD = 10

c)    
4
8
and
7
9

    LCD = 72

d)    
2
5
and
4
6

    LCD = 30

e)    
2
5
and
5
7

    LCD = 35

f)    
3
5
and
4
11

    LCD = 55