Estimating with Decimal Operations

Each month Ramona´s dad pays $19.95 for internet service. So far this year, he has spent $179.55 on internet service. Which is the best estimate of the number of months Ramona's dad has paid for internet service this year?

• 5 months

• 11 months

• 12 months

• 9 months

Tags

CCSS.5.NBT.B.7

Estimate the product or quotient.
11.8 * 6.125

• 72.275

• 72

• 60

• 72.28

Tags

CCSS.5.NBT.B.7

Estimate the product of 9.7 and 3.3

• 33

• 40

• 30

• 41

Tags

CCSS.5.NBT.B.7

Tina had $167.98 worth of items in her shopping cart at Spend Mart. Before checking out, she decided to return to the shelves a novel that cost $6.99, a blender that cost $27.22, and a pair of shorts that cost $12.76. Which is the best estimate of the amount of money that Tina spent not including tax?

• $50

• $120

• $130

• $160

Jennifer bought 3.4 pounds of apples. She paid $.89 per pound.  How much did Jennifer pay for the apples? Round to the nearest hundredth.

• $3.00

• $3.02

• $3.01

• $3.03

Tags

CCSS.7.EE.B.3

Mr. Butler takes an Uber from his house to work.  The cost per mile is $2.76.  If he travels 12 miles, how much money does his Uber ride cost?

• $33.12

• $34.12

• $334.12

• $331.20

Tags

CCSS.7.EE.B.3

Josh ran the race in 23.8 seconds. Michael ran the race in 24.75 seconds. How much faster did Josh run?

• 22.43 seconds more

• 1.15 seconds more

• 0.95 seconds more

• 2.37 seconds more

Tags

CCSS.6.NS.B.3

David wrote 2 checks, one for $12.37 and the other for $45.05. He had $125.08 in his checking account before writing the checks. What is David's balance now?

• $67.66

• $57.42

• $182.50

• $67.55

Tags

CCSS.6.NS.B.3

Find the product
0.7 x 0.04

• 0.28

• 2.8

• 28

• 0.028

Tags

CCSS.6.NS.B.3

Find the sum. 5.26 + 36.4 + 7

• 42.6

• 41.73

• 48.66

• 89.7

Tags

CCSS.6.NS.B.3