Adding & Subtracting Decimals

Jeffrey has two bulldogs. Their weights are 12.3 pounds and 8.47 pounds. What is the total weight of the 2 dogs?

• 20.77 lbs.

• 9.70 lbs.

• 20.87 lbs.

• 9.8 lbs.

Tags

CCSS.5.NBT.B.7

Sarah wanted to buy a bracelet, a necklace, and a ring. If each item costs $2.50, how much will all the items cost together?

• $2.50

• $5.00

• $7.50

• $10.00

Tags

CCSS.6.NS.B.3

The Bell family traveled and drove 10.9 hours; then 8.6 hours; then 12.4 hours. How long did they travel in all?

• 31.9 hours

• 30 hours

• 31 hours

• 30.9 hours

Tags

CCSS.7.NS.A.3

A weatherman was measuring the amount of rain two cities received over a week. City A received 3.74 inches while City B received 9.8 inches. How much rain did they get total?

• 13.54 inches

• 6.06 inches

• 7 inches

• 13.64 inches

Tags

CCSS.6.NS.B.3

Find the sum. 15.07 + 1.5 = ?

• 15.22

• 16.57

• 30.07

• 152.2

Tags

CCSS.6.NS.B.3

Gina competed in a gymnastics competition.  Her total score for the balance beam and the vault was 16.75.  She scored 9.3 on the vault.  How much did she score for the balance beam?

• 7.45
• 7.54
• 7.045
• 7.054

Tags

CCSS.6.NS.B.3

Ellie buys some craft supplies. The supplies cost a total of $6.43. She pays with a $20 bill. How much change does she receive?

• $13.47

• $13.57

• $13.75

• $13.75

Tags

CCSS.6.NS.B.3

Colleen paid $3.20 for a magazine and $5.80 for a book at the bookstore. How much more did the book cost than the magazine?

• $2.60

• $2.70

• $2.50

• $2.65

Tags

CCSS.6.NS.B.3

Nathan and his uncle paid $9.50 for tickets to a bike race. They bought one adult's ticket and one child's ticket. The adult's ticket cost $5.75. What was the cost of Nathan's ticket?

• $4.75

• $2.95

• $3.75

• $3.50

Tags

CCSS.6.NS.B.3

Find the difference. 14.5 - 12.06 = ?

• 2.44

• 2.56

• 6.1

• 8.08

Tags

CCSS.5.NBT.B.7