Understanding the Multiplication Algorithm

What do you do first for 29 x 8?

• 2x8

• 9x8

• 20x8

• 20x9

Tags

CCSS.4.NBT.B.5

What do you do first for 16 x 5?

• 6x5

• 10x5

• 10x6

• 60x5

Tags

CCSS.4.NBT.B.5

What do you do first for 54 x 3

• 50x3

• 40x3

• 5x3

• 4x3

Tags

CCSS.3.OA.A.1

What do you do first for 37 x 6?

• 30x6

• 7x6

• 70x6

• 3x6

Tags

CCSS.5.NBT.B.5

What do you do first for 51 x 4

• 5x4

• 10x4

• 1x4

• 50x4

Tags

CCSS.4.NBT.B.5

Another way to find the product of 13 x 8

• (3x8) + (10x8)

• (13x8) + (3x8)

• (10+3) + (10+8)

• (1x8) + (3x8)

Tags

CCSS.3.OA.B.5

Another way to find the product for 81 x 7

• (1x7) + (8x7)

• (1x7) + (80x1)

• (1x7) + (80x7)

• (81x7) + (81x1)

Tags

CCSS.6.NS.B.4

The product of 23 x 5

• 105

• 110

• 115

• 120

Tags

CCSS.4.NBT.B.5

The product of 18 x 3

• 54

• 46

• 56

• 41

Tags

CCSS.4.NBT.B.5

The product of 42 x 4

• 128

• 84

• 86

• 168

Tags

CCSS.4.NBT.B.5