Grade 6 - Unit 4 Assessment Expressions

• 7

• 19

• 21

• 9

Mary made 18 fudge brownies and 16 walnut brownies. She shared them equally with her friends (f). Which expression represents the total number of brownies each friend received?

• 18 - 16 ÷ f

• (16 + f) / 18

• 18 + f ÷ 16

• (16 + 18) / f

• 9

Choose all the expressions equivalent to this one. 2g + 10

• 2 × (5g + 5g)

• 2g × (7 + 3)

• 2(g + 5)

• (2g × 5) + (2g × 5)

The expression c + 0.08c can be used to find the total cost of an item with 8% sales tax. Use the expression to find the total cost of an item that costs $20.

• $36.00

• $1.60

• $16.00

• $21.60

Select the equation that is not equivalent to 9(m + 3).

• A) 9m + (9 × 3)

• B) 9m + 27

• C) 9m + 12

• D) 5m + 4m + 15 + 12

This expression was evaluated incorrectly. Which step contains the first error?

• Step 1

• Step 2

• Step 3

• Step 4

Are these statements true or false about this expression? For each statement, choose True or False to show your answer.

• False

• Addition and subtraction are the only operations.

• True

• 21 is a constant.

• True

• x, d, and k are variables

• 8 \times w + 5

• 8(w + 5)

• (8 \times w) + 5

• w(8 + 5)

Which property was used to solve each of these problems? For each problem, choose to show your answer.

Commutative Property -

Distributive Property -

Associative Property -

a

b

c

Commutative Property

Associative Property

Distributive Property