Best Answer

33/4 + 11/2 = 51/4

Convert to improper fractions, add (converting to fractions with a common denominator) and simplify the result.

33/4 = 15/4

11/2 = 3/2 = 6/4

⇒ 33/4 + 11/2 = 15/4 + 6/4

= 21/4

= 51/4

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Q: What is the sum of 3¾ plus 1½?

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