Multi-Digit Multiplication Review

1. Expand both factors

2. Make rows and columns

3. Distribute

4. A​dd the partial products

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Strategy 1: Area model​

Multiple Choice

How would you expand 253 x 34?

• (2 + 5 + 3) x (3 + 4)

• (2 x 5 x 3) + (3 x 4)

• (200 + 50 + 3) x (30 + 4)

• (200 x 50 x 3) + (30 x 4)

Multiple Choice

Which is NOT one of the partial products?

• 6,000

• 2,000

• 90

• 12

1. Line up the factors by their place value.

2. Distribute each place value from the bottom factor to the top factor.

3. Check, Collar, Egg​

Strategy 2: Standard Algorithm​

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Multiple Choice

Which expression shows the numbers that are multiplied to find the partial product 4,824?

• 4 x 1,206

• 14 x 1,206

• 10 x 1,206

• 1 x 1,206

Multiple Choice

• A

• B

• C

• D

-When one factor is written as a sum and multiplied ​by the other factor.

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Strategy 3: Distributive ​Property

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Draw

Mark "yes" or "no" if the expression is equivalent to 723 x 28

Draw

Mark "yes" or "no" if the expression is equivalent to 617 x 49

​Get ready to solve. use any strategy you want!

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