Decimal Operations

What is the first step when adding and subtracting decimals?

• Line up the numbers
• Line up the decimals
• Add or subtract like normal
• Add in placeholders

Tags

CCSS.5.NBT.B.7

55.78 + 4.6 =

• 60.28

• 55.32

• 56.44

• 60.38

Allison grew 2.3 inches this school year and Mary grew 2.38 inches. How much did they grow all together?

• 4.68 inches

• .08 inches

• 2.58 inches

• 5.68 inches

Drew ran 1.5 miles on Monday, 2 miles on Tuesday, and 2.75 miles on Wednesday. How far did he run on these three days?

• 2.92 miles

• 6.25 miles

• 4.25 miles

• 5.8 miles

13.76 - 6.5 =

• 13.11

• 10.5

• 8.1

• 7.26

94 - 4.8 =

• 89.2

• 5.4

• 90.80

• 98.8

7.9 - 3.47 =

• 11.37

• 4.43

• 3.32

• 4.37

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 faster

• 1.15 seconds faster

• 0.95 seconds faster

• 2.37 seconds faster

Last week, Mr. Henry purchased gasoline for $3.49 per gallon. Since then it has increased by $0.09 per gallon. What is the price of gasoline per gallon after the increase?

• $3.58

• $3.40

• $.3141

• $38.78

Kelly has $20.00. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

• $28.73

• $11.27

• $17.85

• $13.42