Partitioning Rectangles Multiplication

What does it mean to partition a number?

• Change it to a different number.

• Cut it in half.

• Multiply it.

• Break it up into its parts.

Which can we use to solve 9x300?

• 9x3x100

• 93x100

• 300+9

• 9x100x300

Tags

CCSS.5.NBT.B.5

Which can be used to solve 26x400?

• 20x6x4x100

• (20x4 + 6x4) x100

• 26x100

• 20x6x400

Tags

CCSS.5.NBT.B.5

Which can be used to solve 70x6?

• 7x6x10

• 70x60

• 70x10x60

• 7x0x6

Tags

CCSS.5.NBT.B.5

Write a partitioned equation to solve 7x50

(do not type any spaces)

Tags

CCSS.3.OA.B.5

Which CANNOT be used to solve 3x500?

• 3x5x10x10

• 3x5x100

• 5x100x3

• 50x3x100

Tags

CCSS.5.NBT.B.5

Which CANNOT be used to solve 23x20?

• (20x2 + 3x2) x10

• 23x2x10

• 10x2x23

• 20x3x20

Tags

CCSS.3.OA.B.5

Use partitioning to solve:

31x20

Tags

CCSS.5.NBT.B.5

Use partitioning to solve:

400x7

Tags

CCSS.5.NBT.B.5

Use partitioning to solve:

70x500

Tags

CCSS.5.NBT.B.5