Math Review Multiplication Area Models & Standard 5th - KD

Math Review Muliplication using Area Models and Standard Algorithm 5th

Distributive property, area models, standard algorithm, word problems.

Distributive Property

1. (4 x 30) + (4 x2)
2. 120 + 8
3. 128
4. 4 x 32 = 128

Multiple Choice

1.Fill in the blank: 7 x 42= (7 X 40) + (7 x __)

• 42

• 40

• 2

• 7

Poll

2.Fill in the blank 7 x 35 = ( _ x 30) + ( _ x 5)

• 5

• 30

• 35

• 7

Area Model

57 x 36

1.What is the equation and answer for A?

2.What is the equation and answer Box B?

3.What is the equation and answer Box C?

4.What is the equation and answer Box D?

5.How would you find the total?

Multiple Choice

What is the final product of 57 x 36

• 1900

• 512

• 2052

• 2400

Multiple Choice

3.If you solve 32 x 45 using an area model, how many partial products?

• 2

• 3

• 4

• 6

Multiple Choice

4.What is 32 x 45? Use standard Algorithm or Area Model to solve.

• 1,445

• 1,280

• 1,440

Multiple Choice

5.If Mr. Johnson has 56 boxes of crayons to hand out to first graders and each box had 24 crayons, how many crayons would the first graders have?

• 1,120

• 1,344

• 1,340

• 1,500

Multiple Choice

6.If amazon is shipping 382 boxes and each box holds 72 bags of candy, estimate the total bags of candy.

• 27,504

• 21,000

• 28,000

• 32,000

Multiple Choice

7.If you solve 435 x 26 using standard algorithm, what would the first partial product be?

• 2,210

• 2,615

• 2,500

• 2,610

Multiple Choice

8.If you solve 435 x 26 using standard algorithm, what would the second partial product be?

• 870

• 8,700

• 8,750

Multiple Choice

9.If you solve 435 x 26 using standard algorithm, what would the product be?

• 11,310

• 12,000

• 1,310

• 1,200