Fractions as Sums of Unit Fractions

Fractions as Sums of Unit Fractions

Grade 9th Grade · Math · 30 min· Ccss.math.content.4.nf.b.3

What's Included

Learning Objective

I can break down fractions greater than one into sums of unit fractions.

Warm-Up Video

Khan Academy · 4:59

Decomposing a fraction visually | Fractions | Pre-Algebra | Khan Academy

Guided Notes

3 key concepts

  • 1

    The fraction 7/9 can be represented visually by dividing a whole into 9 equal sections and shading 7 of those sections.

  • 2

    Decomposing 7/9 can be done by expressing it as the sum of other fractions, such as 2/9 + 3/9 + 2/9.

  • 3

    When adding fractions with the same denominator, you can simply add the numerators to find the total, like 1/9 + 2/9 + 4/9 = 7/9.

Practice Questions

3 questions · Multiple choice & Short answer

Exit Ticket

Quick comprehension check

Express ⁵⁄₆ as a sum of fractions. Each fraction in the sum must have a numerator of 1.

Complete Lesson Package

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