abcd Fractions - Lowest Common Denominator
Fractions - Lowest Common Denominator


Practice

Find the lowest common denominator for the fractions given below.
a)    
2
4
 and
4
5

    LCD = 20

b)    
5
7
 and
8
11

    LCD = 77

c)    
3
4
 and
6
8

    LCD = 8

d)    
4
8
 and
6
11

    LCD = 88

e)    
1
2
 and
3
9

    LCD = 18

f)    
5
8
 and
8
10

    LCD = 40