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

Answer 1

Eva Adamson

#21 1/4#

Add the fractions after working with the entire amount.

#8 1/2+ 12 3/4 " "1/2 = 2/4#

=#20 (2+3)/4#

=# 20 5/4" "5/4 = 1 1/4#

=#21 1/4#

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Answer 2

Savannah Anderson

To simplify 8 1/2 + 12 3/4, first convert both mixed numbers to improper fractions. Then add the fractions together, and simplify the result if needed.

8 1/2 = (2 * 8) + 1 = 17/2 12 3/4 = (4 * 12) + 3 = 51/4

Now, add the fractions: 17/2 + 51/4

To add these fractions, you need to find a common denominator, which is 4: (17/2) * (2/2) = 34/4

Now, add the fractions with the common denominator: 34/4 + 51/4 = 85/4

The sum of 8 1/2 + 12 3/4 is 85/4, which can also be expressed as 21 1/4.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.