Lesson 15: Multiply Decimal Fractions

What is the area of a rectangular patio that measures 13.5 feet by 43 feet?

• 580.5 square feet

• 5,805 square feet

• 58,050 square feet

• 580,500 square feet

Tags

CCSS.7.EE.B.3

Mr. Mohr wants to build a rectangular patio using concrete tiles that are 12 square inches. The patio measures 13.5 feet by 43 feet. How many concrete tiles will he need to complete the patio?

• 581 tiles

• 5,810 tiles

• 58,100 tiles

• 581,000 tiles

Tags

CCSS.6.RP.A.3D

Estimate the product of 7.38 and 41.

• 280

• 2,800

• 28,000

• 280,000

Tags

CCSS.5.NBT.B.7

What is the actual product of 7.38 and 41?

• 280

• 2,800

• 28,000

• 280,000

Tags

CCSS.5.NBT.B.7

What is the product of 147.83 and 67?

• 9,904.61

• 99,046.1

• 990,461

• 9,904,610

Tags

CCSS.6.NS.B.3

What is the product of 83.41 and 504?

• 42,038.64

• 420,386.4

• 4,203,864

• 42,038,640

Tags

CCSS.6.NS.B.3

What is the product of 0.56 and 432?

• 241.92

• 2,419.2

• 24,192

• 241,920

Tags

CCSS.6.NS.B.3

Jenny buys 22 pens that cost $1.15 each and 15 markers that cost $2.05 each. How much did Jenny spend?

• $56.05

• $560.50

• $5,605

• $56,050

Tags

CCSS.7.EE.B.3

A living room measures 24 feet by 15 feet. An adjacent square dining room measures 13 feet on each side. If carpet costs $6.98 per square foot, what is the total cost of putting carpet in both rooms?

• $3,692.42

• $36,924.20

• $369,242

• $3,692,420

Tags

CCSS.7.EE.B.3

Estimate the product of 2.42 and 12.

• 24

• 240

• 2,400

• 24,000

Tags

CCSS.5.NBT.B.7