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Unit 6 - Lesson 10 - Grade 5: Illustrative Mathematics

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14 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Grade 5 Unit 6

Lesson 10: All Sorts of Denominators

CC BY 2021 Illustrative Mathematics®

Grade 5 Unit 6

Lesson 10: All Sorts of Denominators

CC BY 2021 Illustrative Mathematics®

Lesson: All Sorts of Denominators

How Many Do You See: Fraction Sum (Warm Up)

Different Denominators

Multiply Denominators

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Cool Down: Sums of Fractions
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1.

How many do you see?

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2.

How do you see them?

Find the value of each expression. Explain or show your thinking.

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3.

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4.

Explain or show your thinking.

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9.

Here is Lin’s strategy for finding the value of

“I know 5 x 9 is a common denominator so I’ll use that.”

Does Lin’s strategy for finding a common denominator work? Explain or show your thinking and then find the value of

Find the value of each expression using a method that makes sense to you.

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10.

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11.

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12.

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13.

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14.

Find the value of

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5.

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6.

Explain or show your thinking.

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7.

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8.

Explain or show your thinking.