Adding and Subtracting Decimals Horizontal

True or false: The blocks show the decimal numbers of 6.47 + 3.26.

• False

• True

To ADD, move to the _________ on the horizontal number line.

• right

• left

• down

• up

Does this model represent addition or subtraction?

• addition

• subtraction

Adding Decimals: Use the grid method to add 0.6 and 0.4

• 0.8

• 1.0

• 0.2

• 1.5

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

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?

This month, Cecilia has ridden her bike 114.7 miles. BEFORE THAT, she had ridden the bike for a total of 1,468 miles. How many total miles has Cecilia ridden her bike NOW?

• 116.168 miles

• 1,582.7 miles

• 261.5 miles

• 1,353.3 miles

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

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

You bought some chips and paid with this amount. How much did the chips cost?

• $1.62

• $0.62

• $2.62

• $2.82