Mastering Break-Apart Strategy for Multiplication Facts

What is the name of the multiplication strategy introduced in lesson 511?

• Grouping Strategy

• Break Apart Strategy

• Addition Strategy

• Subtraction Strategy

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

How many rows and marchers are in the initial array formed by the marching band?

• 7 rows and 5 marchers

• 6 rows and 7 marchers

• 7 rows and 6 marchers

• 6 rows and 5 marchers

Tags

CCSS.2.OA.C.4

If you break apart 6 rows of 7 marchers into 5 rows and 2 rows, what is the total number of marchers?

• 12

• 42

• 30

• 35

Tags

CCSS.2.OA.C.4

What is the area of a rectangular garden that is 7 feet wide and 8 feet long?

• 64 square feet

• 48 square feet

• 72 square feet

• 56 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If you partition a 7x8 garden into sections of 5 feet and 2 feet, what is the area of the section that is 5 feet wide?

• 40 square feet

• 50 square feet

• 35 square feet

• 45 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How can you use the helper fact 8x8 to solve 7x8?

• Add 8 to 64

• Subtract 8 from 64

• Multiply 8 by 7

• Divide 64 by 8

Tags

CCSS.3.OA.C.7

To solve 8x9, how can you break apart the 9?

• Into 3 and 6

• Into 4 and 5

• Into 1 and 8

• Into 2 and 7

Tags

CCSS.3.OA.C.7

What is the result of 8x4 when breaking apart 8x9?

• 32

• 40

• 36

• 28

Tags

CCSS.3.OA.C.7

When breaking apart 7x6, what are the two factors you can use?

• 1 and 6

• 4 and 3

• 2 and 5

• 3 and 4

Tags

CCSS.3.OA.A.1

What is the sum of 12 and 30 when breaking apart 7x6?

• 44

• 42

• 40

• 36

Tags

CCSS.6.NS.B.4