Mastering Partial Products for 2-Digit Multiplication

What is the purpose of using area models and partial products?

• To divide numbers into smaller parts

• To multiply two-digit numbers

• To find the area of a rectangle

• To simplify addition

Tags

CCSS.4.NBT.B.5

How do you break apart the number 14 in the example?

• Into 10 and 7

• Into 10 and 4

• Into 7 and 4

• Into 14 and 0

Tags

CCSS.1.NBT.B.2C

CCSS.1.NBT.B.2B

What is the product of 10 times 7 in the example?

• 100

• 28

• 70

• 40

Tags

CCSS.3.NBT.A.3

What is the sum of the partial products for 14 times 17?

• 230

• 238

• 240

• 248

Tags

CCSS.5.NBT.B.5

How do you break apart the number 26 in the second example?

• Into 26 and 0

• Into 30 and 6

• Into 20 and 8

• Into 20 and 6

Tags

CCSS.2.OA.A.1

What is the product of 20 times 30 in the second example?

• 600

• 180

• 160

• 48

Tags

CCSS.4.NBT.B.5

What is the product of 6 times 8 in the second example?

• 48

• 180

• 160

• 600

Tags

CCSS.3.OA.A.1

What is the sum of the partial products for 26 times 38?

• 920

• 960

• 940

• 988

Tags

CCSS.5.NBT.B.5

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