Adding and Subtracting Fractions in Word Problems
aligned to Ky.5.nf.2 Solve Word Problems Involving Addition And Subtraction Of Fractions. A. Solve Word Problems Involving Addition And Subtraction Of Fractions Referring To The Same Whole, Including Cases Of Unlike Denominators. B. Use Benchmark Fractions And Number Sense Of Fractions To Estimate Mentally And Assess The Reasonableness Of Answers.
Learning Objective
I can solve word problems that involve adding and subtracting fractions with unlike denominators.
Lesson Flow
Watch Video
Subtracting mixed numbers word problem | Fractions | Pre-Algebra | Khan Academy
Khan Academy
Guided Notes
Key concepts students will learn:
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Shelagh is 15 and 1/2 years old, and Luana is 7 and 7/12 years old.
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To subtract mixed numbers, you can convert them to improper fractions and find a common denominator.
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The difference in Shelagh and Luana's ages is 7 and 11/12 years.
Practice
12 questions • Short answer
Exit Ticket
“David has 2 and ⅗ of a pizza. He eats ⅞ of the pizza. How much pizza does David have left? Write the answer as a simplified mixed number.”
Teacher Guide
Get the complete package:
- Answer keys for all questions
- Differentiation strategies
- Extension activities
- Printable student handouts
