# Manipulative Mania 1 - Simplify Fractions

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A teacher-facilitated activity that teaches students to simplify fractions.

This activity teaches students the prerequisite skill of using equivalent fractions to simplify fractions.

8 problems include modeling equivalent fractions with manipulatives, and in circles, squares, strip diagrams, and on number lines.

Use with the whole class, during guided math, with small groups, or in tutoring or intervention.

This activity includes clear and concise teacher directions, a detailed answer key, and conversation starters that give students what they need to have meaningful academic discussions.

#### Common Core Curriculum alignment

• CCSS.MATH.CONTENT.4.NF.A.1

Explain why a fraction a/b is equivalent to a fraction (n × a)/(n × b) by using visual fraction models, with attention to how the number and size of the parts differ even though the two fractions themselves are the same size. Use this principle to ...

• CCSS.MATH.CONTENT.5.NF.A.1

Add and subtract fractions with unlike denominators (including mixed numbers) by replacing given fractions with equivalent fractions in such a way as to produce an equivalent sum or difference of fractions with like denominators. For example, 2/3 + 5...

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