Multiplying by 10s
Partial Products
Area Model
Standard Algorithm
100

10 x 10

What is 100

100

A partial product is ....

What is the product of two numbers in a multiplication equation

100

In an area model, you multiply the rectangle's ________ times its _________

What is length and width

100

When solving a multiplication problem using the standard algorithm you should start in the ____ place value.

What is the one's place value?

200

35 x 10 = ?

What is 350

200

What is one partial product in the equation 13 x 23

What is 39 or 260

200

To get two partial products, your area model should be split into _____ parts

What is 2

200

Solve 21 x 10 with the standard algorithm

What is 210

300

3 tens x 6 tens = ?

What is 18 hundreds

300

The partial products come from multiplying the side lengths of the two ________ in the area model

What is rectangles

300

Draw an area model to represent 61 x 36 using four partial products

(60 + 1) x (30 + 6)

300

When multiplying the digit in the tens place you should first add a ____ in the ones place.

What is 0

400

12 ones x 10 tens = ?

What is 120 tens or 1200

400

Represent 21 x 16 with four partial products

20 x 6 = 120

20 x 10 = 200

6 x 1 = 6

10 x 1 = 10

400

Complete an area model for 46 x 52 using two partial products

400

Solve 14 x 20 using the standard algorithm

What is 280

500

16 tens x 10

What is 1600

500

What are the two partial products in 34 x 56

34 x 6 = 204

34 x 50 = 1700

500

Draw an area model for 27 x 55 and show how the partial products connect to the standard algorithm using arrows.

27 x 5 = 135

27 x 50 = 13500

500

Solve 78 x 43 using the standard algorithm

What is 3354

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