Practice Adding and Subtracting Decimals

7.9 + 18.72

• 2662

• 26.62

• 1

• 25.62

86.04 + 4.04

• 9.044

• 9044

• 90.08

• 90.44

Find the sum 3.35 + 1.4 + 3.65

• 8.9

• 8.22

• 8.43

• 8.4

When adding or subtracting decimals, you must always....

• Ignore the decimal point

• Line up the decimals

• Line up the numbers

• Subtract the numbers

Jackson spends $12.85 on a book, $5.89 for lunch, and $2.35 for a magazine. How much money did he spend in all? (a)  

• $12.85

• $21.09

• $15.20

• $18.74

Xavier spent $15.68 on a shirt, $29.67 on shoes, and $14.95 on pants. How much did he spend?

• 48.20

• 48.40

• 59.20

• 60.30

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

James brought a fresh 2-liter bottle of sweet tea to school. He drank 0.29 liter before lunch and 0.189 liter after lunch. He tried to offer the rest to Mr. Blow, but Mr. Blow said, "Seriously?!" How much tea was left at the end of the day?

Mr. Starr bought candy for Halloween.  He purchased a 10 pound bag of candy.  When he ran out of candy he bought a bag of Jolly Ranchers that weighed 2.5 pounds and a bag of Kisses that weight 6.72 pound.  How much candy did he buy in all?

• 18.22 pounds

• 7.07 pounds

• 10.22 pounds

• 19.22 pounds

-12.4 + 9.2 + 1 

Mathematical Equivalence

ON