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Question
Reduce to a single fraction:
`1 1/3 + 2 1/4`
Solution
`1 1/3 + 2 1/4 = 4/3 + 9/4`
`= (4 xx 4)/(3 xx 4) + (9 xx 3)/(4 xx 3) = 16/12 + 27/12` (LCM of 3 and 4 = 12)
`= (16 + 27)/12 = 43/12 = 3 7/12`
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