abcd Fractions - Lowest Common Denominator
Fractions - Lowest Common Denominator


Practice

Find the lowest common denominator for the fractions given below.
a)    
6
7
and
5
8

    LCD = 56

b)    
1
2
and
2
9

    LCD = 18

c)    
1
3
and
5
7

    LCD = 21

d)    
1
2
and
2
8

    LCD = 8

e)    
1
3
and
3
11

    LCD = 33

f)    
1
3
and
1
5

    LCD = 15