Before you can do that, you need to write each mixed number as an improper fraction, and then write both fractions with a common denominator.
The only other choice is to write both mixed numbers as decimals, and then add them.
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convert both to numbers with lowest common denominator then add
When the sum of the negatives is an integer is when the sum is a whole number
it can be any value mixed numbers can and usually are translated into regular numbers
Find the sum of two mixed numbers by applying the procedure for adding mixed numbers, Solve a real-world problem by subtracting mixed numbers.
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