IXL | Add and subtract fractions and mixed numbers with like denominators: word problems

At the Milford Zoo's bug exhibit, Sophia watches a millipede crawl for 6 3/12 minutes, stay still for a while, and then crawl for 10 8/12 minutes more. How much total time did Sophia spend watching the millipede crawl?

Write your answer as a fraction or as a whole or mixed number.

minutes

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question

Samantha's parents keep a chart on the wall where they mark how much Samantha grows each year. When Samantha was 15, she grew 2 2/4 inches and when she was 16, she grew 1/4 of an inch. In total, how much did Samantha grow in during those two years?

Write your answer as a fraction or as a whole or mixed number.

inches

solution

Find how much Samantha grew in those two years by adding 2 2/4 and 1/4.

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

This answer is in simplest form.

Samantha grew 2 3/4 inches during those two years.

Looking for more? Try these:

Lesson: Adding mixed numbers

Lesson: Subtracting mixed numbers

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T.12Add and subtract mixed numbers with like denominators

Lesson: Adding mixed numbers

Lesson: Subtracting mixed numbers

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