Area Model
Rounding
Distributive Model
Vocab
100

Draw and use an area model to solve 16 x 7

112

100

Round 345 to the nearest hundred

300

100

Multiply 52 x 4

208

100

What are the numbers called that we multiply together?

Factors

200

Draw and use an area model to solve 56 x 9

504

200

Round 7,623 to the nearest thousand.

8,000
200

Multiply 615 x 4

2,460

200

What is the answer to a multiplication problem?

Product

300

Draw and use an area model to solve 85 x 4

340

300

Round 34,512 to the nearest hundred

34,500

300

Multiply 78 x 5

390

300

What property says we can switch the order of the factors and still get the same answer?

The Commutative Property (of Multiplication)

400

Draw and use an area model to solve 221 x 4

884
400

Round 87,349 to the nearest thousand. 

87,000

400

Multiply 279 x 8

2232

400
If there are 4 motorcycles in the parking lot how many tires are there?
8
500

Draw and use an area model to solve 2412 x 2

4,824

500

Round 45,829 to the nearest ten-thousand. 

50,000

500

Multiply 193 x 9

1737

500

If there are 10 cars in the parking lot, how many tires are there?

40

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