Fraction work 3

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

2/5 + 3/10

• 7/10
• 5/10
• 1/2
• 5/15

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

2/3 + 1/2 = 

• 6/7
• 2/6
• 3/5
• 7/6

1/3 + 5/12

• 6/12
• 6/15
• 3/4
• 4/4

Subtract 9/20 - 1/4. Write the difference in simplest form.

• 1/2
• 8/16
• 4/20
• 1/5

1/4 + 5/8

• 6/8
• 6/12
• 7/8
• 8/8

Tim did 1/12 of a load of laundry on Sunday and 1/4 of a load of laundry on Saturday. What fraction of laundry did Tim do in total?

• 2/16 loads done 
• 1/3 loads done 
• 2/3 loads done 
• 2/12 loads done 

8/9 - 1/3 = 

• 7/6
• 5/9
• 2/3
• 8/27

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30
• 11
• 6
• 5