What expression is represented in the model?

• 6(-1)

• 3(-2)

• 2(-3)

• 2(-2)

What expression is represented in the model?

• 8(-1)

• 4(-2)

• 2(-4)

• 2(-8)

What expression is represented in the model?

• 10(-1)

• 5(-2)

• 2(-5)

• 2(-10)

What is the missing prime factor in the expression?

• 2

• 3

• 4

• 9

Evaluate the expression: 6(9 - 5) ÷ 8 = ?

• 2

• 3

• 4

• 6

Evaluate the expression: 2(x + 5) + 6 = ?

• 2(x) + 2(5) + 6

• 2x + 5 + 6

• 2x + 10

• 2(x) + 2(5) + 2(6)

Evaluate the expression: 3(2x – 8) + 4 = ?

• 6x - 24 + 4

• 6x - 8 + 4

• 6x - 24

• 6x + 4

What is the first step to solving the expression?

• 4 + 2

• 3 x 3

• (18 - 9)

• 2 x 9 ÷ 9

What is the second step to solving the expression?

• 4 + 2

• 3 x 3

• (18 - 9)

• 2 x 9 ÷ 9

1.5 kilometers = ? meters

• 150 meters

• 0.0015 meters

• 1500 meters

• 15 meters