Adding and Subtracting Decimals

Which addition expression adds up to 7.29?

• 7.00 + 7.29

• 4.00 + 0.29

• 4.62 + 9.00

• 4.18 + 3.11

Tags

CCSS.5.NBT.B.7

Subtract 9.43 − 3.34

• 12.77

• 6.09

• 6.90

• 60.09

Tags

CCSS.6.NS.B.3

Find the difference of 9.73 - 2.52

• 7.22

• 7.23

• 7.21

• 7.34

Tags

CCSS.6.NS.B.3

There is always a "ghost decimal or invisible decimal" behind the ones place. In the number 24, where is the "ghost decimal or invisible decimal" hiding?

• In front of the 2

• Between the 2 and the 4

• Behind the 4

• Behind the 2

Tags

CCSS.5.NBT.A.3A

Beth worked 33.25 hours last week and 23.75 this week. How many total hours did she work? 

• 40 hrs
• 57 hrs
• 52 hrs
• 50 hrs

Tags

CCSS.6.NS.B.3

Add 45.09+2.005

• 47.095
• 45.099
• 43.123
• 42.001

Tags

CCSS.6.NS.B.3

Subtract 43.03 − 12.82

• 32.22

• 30.25

• 30.21

• 30.33

Tags

CCSS.6.NS.B.3

3,561.9 + 705.09

• 4266.99
• 4266.9
• 4266.09
• 4266.999

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

50 - 8.32

• 41.68
• 42.68
• 41.78
• 41.88

Tags

CCSS.5.NBT.B.7

Tony ran 4.8 miles. James ran 2.75 miles. How much farther did Tony run?

• 2.15 miles
• 2.05 miles
• 7.55 miles
• 7.45 miles

Tags

CCSS.6.NS.B.3