Unit 4 Expressions Review

Which expression is equivalent to 6x6x6x6x6x6?

• 6^3

• 3^6

• 6^6

Answer explanation

The exponent tells us how many times to multiply the base by itself. This would be multiplying 6 six times.

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.4

Evaluate. Leave your answer as an improper fraction, if needed.

• 15/12

• 125/64

• 15/64

• 125/12

Answer explanation

You have to do multiply 5/4 x 5/4 x 5/4 to get your answer.

Tags

CCSS.6.EE.A.1

Evaluate.

• 70

• 142

• 150

• 190

Answer explanation

Use PEMDAS!

Tags

CCSS.6.EE.A.2C

Evaluate.

• 6 4/9

• 4 1/2

• 3 2/23

• 1 11/16

Answer explanation

Don't forget to use PEMDAS!

Tags

CCSS.6.EE.A.2C

What is the coefficient in this expression?

• p

• 5

• 2

• 2/5

Answer explanation

The coefficient is the number being multiplied by a variable in a variable expression.

Tags

CCSS.6.EE.A.2B

Which expression represents "10 subtracted from the quotient of 3 and a number"?

• 3/n − 10

• 3n−10

• 10 − 3/n

• 10−3n

Tags

CCSS.6.EE.A.2A

Jamie is x years old. His friend Ana is the same age. Which expressions shows the sum of Jamie's and Ana's ages?

• 2x

• x/2

• 2 + x

• x - 2

Tags

CCSS.6.EE.B.6

Evaluate the expression for the given values.

• 36

• 12

• 4

• 9

Answer explanation

Substitute the values in for the variables and use PEMDAS to solve.

Tags

CCSS.6.EE.A.2C

Which expressions are equivalent to this expression?

3(n+4)

• 3n−12

• 3n + 4

• 12 + n + n + n

• 2n + 12 + n

Tags

CCSS.6.EE.A.4

Simplify.

• 8x + 9

• 8x + 5

• 6x + 8

• 5x + 8

Tags

CCSS.6.EE.A.3