3.1 Multiplication Patterns with Decimals

When a number is multiplied by 1,000, the result is 320. When the number is multiplied by 100, the result is 32. What it the result when the number is multiplied by 10?

• 3.2

• 3,200

• 16

• 160

Tags

CCSS.5.NBT.A.1

CCSS.5.NBT.A.2

Use Math Language

When a number is multiplied by 1,000, the result is 8,510. When the number is multiplied by 10, the result is 85.1. Which sentence follows the same pattern?

• When multiplied by 100, the result is 8.51.

• When multiplied by 100, the result is 851.

• When multiplied by 1, the result is 85.1.

• When multiplied by 1, the result is 851.

Tags

CCSS.5.NBT.A.2

Multi-Step

When a number is multiplied by 1,000 and then by 0.1, the result is 6,810. What is the original number?

• 0.681

• 681

• 6.81

• 68.1

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.7

A box of crackers costs $0.26 per ounce. If the box contains 10 ounces, what is the cost of the box of crackers?

• $0.026

• $2.60

• $0.260

• $26.00

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.5

CCSS.5.NBT.B.7

Find the value of n.

n × 43.50 = 435

• 10

• 100

• 1000

Tags

CCSS.5.NBT.B.7

Find the value of n.

394 × n = 3.94

• 0.01

• .1

• 10

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Find the value of n.

n × 721 = 72.1

• .01

• .1

• 10

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Find the value of n.

n × $5.06 = $506.00

• 1000

• 100

• 1

Tags

CCSS.5.NBT.B.6

CCSS.5.NBT.B.7

Find the value of n.

0.074 × n = 74

• 100

• 10

• 1000

Tags

CCSS.5.NBT.B.6

CCSS.5.NBT.B.7

Find the value of n.

8,034 × n = 80.34

• .01

• .1

• .001

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.NS.B.3