Models Expressions

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

Tags

CCSS.7.EE.B.3

In September there were 21 students in Jean's class. 2 students moved away in October. In November, 3 new students joined the class. Which number model could be used to find s, the number of students in Jean's class?

• (21 + 2) + 3 = s

• 21 - (2 + 3) = s

• (21 - 2) + 3 = s

• 21 + ( 2 - 3) = s

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which expression matches:
The sum of 6 and 5 doubled

• 2 x 6 + 5

• 2 x (6 + 5)

• 6 + (5 x 2)

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

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

Tags

CCSS.3.OA.A.3

Answer the question below. You might select more than one hotspot.

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Question 11

• 2x – 5

• 4x – 3

• 2x – 3

• 4x – 5

Tags

CCSS.6.EE.B.6

Answer the question below. You might select more than one hotspot.

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Look at the model. Which of the following algebraic expressions could it represent?

• 3x - 2 - 1 + 6

• 3x - 2 - 1 + 6x

• 3x - 2 - x + 6x

• 3x + 2x - x - 6

Tags

CCSS.6.EE.B.6

Which algebraic EXPRESSION represents the Expression Mat above?

Tags

CCSS.HSA.APR.D.7

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

Tags

CCSS.2.OA.A.1