abcd Fractions - Lowest Common Denominator
Fractions - Lowest Common Denominator


Practice

Find the lowest common denominator for the fractions given below.
a)    
2
3
 and
2
7

    LCD = 21

b)    
1
2
 and
2
5

    LCD = 10

c)    
3
4
 and
2
5

    LCD = 20

d)    
1
2
 and
2
3

    LCD = 6

e)    
1
2
 and
1
4

    LCD = 4

f)    
3
5
 and
2
6

    LCD = 30