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16 June, 10:44

Which of the following describes a correct method for finding the sum - 7/2+3/4

A. Write the sum of the numerators over the sum of the denominators. Simplify.

B. Rewrite using the LCD. Write the sum of the numerators over the sum of the denominators. Simplify

C. Rewrite Using the LCD. Write the sum of the numerators over the common denominator. Simplify

D. Rewrite using the LCD. Write the difference of the numerators over the common denominator. SImplify

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  1. 16 June, 10:58
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    Answer : (C) Rewrite Using the LCD. Write the sum of the numerators over the common denominator. Simplify

    Rewrite Using the LCD

    -7/2+3/4 = - 14/4 + 3/4

    Write the sum of the numerators over the common denominator:

    -14/4 + 3/4 = 11/4

    Simplify

    11/4 = 2 3/4
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