Adding and Subtracting decimals

Jean bought 2 books to read while on vacation. The first book cost $15.45 and the second book cost $9.87. About how much did Jean spend on her new books?

• less than $24

• between $24 and $25

• between $25 and $26

• more than $26

Tags

CCSS.5.NBT.B.7

Alexis drank two bottles of water this morning. One bottle held 12.5 ounces of water. The other bottle held 8.75 ounces of water. She wants to drink at least 32 ounces of water each day. How many more ounces does Alexis need to drink to make her goal?

• 21.25 ounces

• 11.75 ounces

• 11.2 ounces

• 10.75 ounces

Tags

CCSS.7.NS.A.3

The models below are shaded to represent two different decimal numbers. What is the sum of these shaded decimal numbers?

• 4.2

• 3.2

• 3.02

• 2.12

Tags

CCSS.5.NBT.B.7

Each month Mario pays $62.74 for unlimited texts and calls. There is a new wireless company offering monthly plans for $48.50 unlimited texts plus an additional $5.99 for unlimited calls. If Mario switches plans, how much money would he save each month?

• $54.49

• $18.35

• $14.24

• $8.25

Tags

CCSS.7.EE.B.3

Luis bought a bottle of water at the gym for $2.85, including tax. If he paid for it with a $5.00 bill, how much change should he have received?

• $2.15

• $3.15

• $3.85

• $7.85

Tags

CCSS.6.NS.B.3

Lacy and Gerald gave their heights for a school survey. Lacy’s height is 51.25 inches. Gerald’s height is 46.65 inches. How many inches taller is Lacy than Gerald?

• 15.6 inches

• 15.4 inches

• 5.4 inches

• 4.6 inches

Tags

CCSS.6.NS.B.3

Giselle weighed two different samples of chemicals in her science class. The first sample weighed 39.05 grams. The second weighed 56.7 grams. She then mixed the two chemicals together. What was the weight of the combined samples?

• 17.65 grams

• 44.72 grams

• 85.85 grams

• 95.75 grams

Tags

CCSS.6.NS.B.3

A vet weighted 3 baby kittens. The kittens weighed 3.9 ounces, 4.25 ounces, and 3.5 ounces. What was the total weight of the three kittens?

• 8.15 ounces

• 11.65 ounces

• 7.75 ounces

• 7.4 ounces

Tags

CCSS.5.NBT.B.7

Four friends built a solar car and raced one another. The race times are shown in the table. Which answer choice correctly orders the race times from slowest to fastest?

• Larry, Corey, Marla, Sandy

• Marla, Corey, Sandy, Larry

• Marla, Larry, Sandy, Corey

• Marla, Larry, Corey, Sandy

Tags

CCSS.5.NBT.A.3B

What is (2 x 100) + (4 x 1) + (8 x 0.01) in standard form?

• 24.8

• 24.08

• 204.8

• 204.08

Tags

CCSS.5.NBT.A.3A