Number models/ Expressions/ Number sentences

Select the correct expression. Katie has 5 pink pencils and 7 green pencils. How many does she have?

• 5 + 7

• 5 x 7

• 7 - 5

• 7 / 5

Brody has 5 boxes of erasers. Each box has 7 erasers. How many erasers does her have? Choose the correct expression.

• 5 + 7

• 5 x 7

• 7 - 5

• 7 / 5

Kendra has 12 dolls. She puts them evenly on 2 shelves. How many are on each shelf? Choose the correct expression.

• 12 + 2

• 12 - 2

• 12 x 2

• 12 / 2

Kathleen has $12. She spends $2 on popcorn. How much does she have left? Choose the correct expression.

• 12 + 2

• 12 - 2

• 12 x 2

• 12 / 2

Mrs. Deckebach and Mrs. Kacher each have two bagels. How many bagels do they have together? Choose the correct number sentence.

• 2-2=0

• 2+2=4

• 2+2+2 = 6

• 2+2=5

Charlotte had 6 cards. Ricky had 4 more than Charlotte. How many cards does Ricky have?

• 12

• 9

• 11

• 10

Reese and Matei had 13 pizzas. 7 of them were mushroom and bacon. The rest were pepperoni. How many pizzas are pepperoni? Choose the correct number sentence.

• 13-7=30

• 13+7=20

• 13+7=6

• 13-7=6

Shelley is going to buy 3 hair bows that cost $1.25 each and 4 barrettes that are $1.50 each. Which number sentence can be used to find b, the total cost of 3 hair bows and 4 barrettes? Choose the correct number model.

• 3(1.25) + 4(1.50) = b

• 3(4) + (1.25 + 1.50) = b

• 4(1.50) + 3(1.25) = b

• (1.50 + 1.25) + 3 + 4) = b

Tyler spent $4.86 for lunch and $7.83 for supper. He had $8.35 left at the end of the day. Which number sentence can be used to find m, how much money Tyler had before lunch? Choose the correct number model.

• 4.86 + 7.83 + 8.35 = m

• (4.86 + 7.83) - 8.35 = m

• (4.86 + 7.83) x 8.35 = m

• 8.35 - (4.86 + 7.83) = m

Jason buys 19 new baseball cards each month. Which equation can be used to find x, the number of baseball cards he buys in 24 months? Choose the correct number model.

• x= 24 - 19

• x = 24 x 19

• x = 24 ÷ 19

• x = 24 x 12 x 19