Eating fractions of cake

This task is about adding and subtracting fractions.
a) Patrick and Sarah each had the same sized cake. Patrick ate 14 of his and Sarah ate 12 of hers.
Show how to work out how much cake they ate altogether.

 
 
 

Answer: __________  

b)

Sam and Nik each had the same sized cake. Sam ate 13 of his cake and Nik ate 16 of his cake.
Show how to work out how much cake they ate altogether.

 
 
 

Answer: __________  

c)

Jake ate 212 cakes and Maraea ate 134 of a cake.
If the cakes were the same size, show how to work out how much cake they ate.

 
 
 

Answer: __________  

d)

There were 4 cakes on the bench. Mary came and took 117 cakes.
Show how to work out much how cake is left.

 
 
 

Answer: __________  

e)

There was 115 of a cake in the pantry. Andrew ate 45 of a whole cake.
Show how to work out much how cake is left.

 
 
 

Answer: __________