Unit 4 - Lesson 4 - Grade 5: Illustrative Mathematics

Last updated over 1 year ago

11 Nsɛmmisa

Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Grade 5 Unit 4

Lesson 4: Standard Algorithm: One-digit and Multi-digit

CC BY 2021 Illustrative Mathematics®

Akwankyerɛ

Grade 5 Unit 4

Lesson 4: Standard Algorithm: One-digit and Multi-digit

CC BY 2021 Illustrative Mathematics®

Lesson: Standard Algorithm: One-digit and Multi-digit

Number Talk: Partial Product (Warm Up)

Compose with the Standard Algorithm

Use the Standard Algorithm

Cool Down: Standard Algorithm Calculation

Unit 4 - Lesson 4 - Grade 5: Illustrative Mathematics

Last updated over 1 year ago

11 Nsɛmmisa

Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Grade 5 Unit 4

Lesson 4: Standard Algorithm: One-digit and Multi-digit

CC BY 2021 Illustrative Mathematics®

Akwankyerɛ

Grade 5 Unit 4

Lesson 4: Standard Algorithm: One-digit and Multi-digit

CC BY 2021 Illustrative Mathematics®

Lesson: Standard Algorithm: One-digit and Multi-digit

Number Talk: Partial Product (Warm Up)

Find the value of each product mentally.

Compose with the Standard Algorithm

Here is how Han calculated 318 x 3 using partial products.

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Here is how Elena calculated 318 x 3 using the standard algorithm.

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What does the 2 in Elena’s calculation represent? Explain or show your reasoning.

What does the 5 in Elena’s solution represent? Explain or show your reasoning.

Use the Standard Algorithm

Calculate each product using Elena’s strategy.

Cool Down: Standard Algorithm Calculation

Unit 4 - Lesson 4 - Grade 5: Illustrative Mathematics

Number Talk: Partial Product (Warm Up)

Compose with the Standard Algorithm

Use the Standard Algorithm

Unit 4 - Lesson 4 - Grade 5: Illustrative Mathematics

Number Talk: Partial Product (Warm Up)

Compose with the Standard Algorithm

What does the 2 in Elena’s calculation represent? Explain or show your reasoning.

What does the 5 in Elena’s solution represent? Explain or show your reasoning.

Use the Standard Algorithm

Use the standard algorithm to find the value of 3,514 x 7.

What does the 2 in Elena’s calculation represent? Explain or show your reasoning.

What does the 5 in Elena’s solution represent? Explain or show your reasoning.

Use the standard algorithm to find the value of 3,514 x 7.