IXL | Add mixed numbers with unlike denominators: word problems

Cora ran 7 1/2 miles on Saturday and 2 5/12 miles on Sunday. How many miles did Cora run in all on Saturday and Sunday?

Simplify your answer and write it as a fraction or as a whole or mixed number.

miles

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Learn with an example

question

Kate skated for 3 1/4 hours last month and 3 1/2 hours this month. How many hours did Kate skate in all?

Simplify your answer and write it as a fraction or as a whole or mixed number.

hours

solution

Find the total distance by adding 3 1/4 and 3 1/2.

The least common denominator of 4 and 2 is 4.

Write

with 4 as the denominator.

Now add. Remember to add whole numbers to whole numbers and fractions to fractions.

This answer is in simplest form.

Kate skated 6 3/4 hours in all.

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Lesson: Adding mixed numbers

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