John had 2 1
2
cake. His friends ate 1 2
3
of the Cake. How much of the Cake is
left?
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2
John had 2 1/2 cake
2 1/2 = 5/2
His friends ate 1 2/3 of the cake
1 2/3 = 5/3
cake left = 5/2 - 5/3
Lcm of 2,3 = 6
5/2 × 3/3 = 15/6
5/3 × 2/2 = 10/6
5/2 - 5/3
= 15/6 - 10/6
= 15 - 10
6
= 5/6 of the cake is left over
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