How do you simplify $8 \frac{1}{2} + 12 \frac{3}{4}$ $8 1/2+ 12 3/4$ ?

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Answer 1 · 2016-08-15T09:15:05

$21 \frac{1}{4}$ $21 1/4$

Work with the whole number, then add the fractions.

$8 \frac{1}{2} + 12 \frac{3}{4} \frac{1}{2} = \frac{2}{4}$ $8 1/2+ 12 3/4 " "1/2 = 2/4$

= $20 \frac{2 + 3}{4}$ $20 (2+3)/4$

= $20 \frac{5}{4} \frac{5}{4} = 1 \frac{1}{4}$ $20 5/4" "5/4 = 1 1/4$

= $21 \frac{1}{4}$ $21 1/4$

How do you simplify 8 1/2+ 12 3/4812+12348 1/2+ 12 3/4?