Algebraic Expressions Review

Which descriptions lists the correct order of steps to simplify

 $2-4\left(15\div3\right)^2$  

• subtract 4 from 2, divide 15 by 3, square 9, multiply 3 by 4

• divide 15 by 3, multiply 3 by 12, square 36, subtract 1296 from 2

• divide 15 by 3, square 3, multiply 9 by 4, subtract 36 from 2

• subtract 4 from 2, divide 15 by 3, multiply 2 by 3, square 6

Tags

CCSS.6.EE.A.2C

Courtney is buying a new blouse. She has a coupon that will give her a 20% discount off of the original price (p) of the blouse. Which expression could be used to find the new cost of the blouse after the discount?

• 0.2p

• 0.8p

• 1 - 0.2p

• 100p - 20p

Tags

CCSS.6.EE.B.6

What is the value of the expression below?

 $\frac{6\times3+2\left(10+3\right)+1}{5+2\times2}$  

• 5

• 9

• 45

• 16

Tags

CCSS.6.EE.A.2C

Which expression is not equivalent to 3 (2b + 2) - 5b?

• 6b + 6 - 5b

• 11b + 6

• 6b - 5b + 6

• b + 6

Tags

CCSS.6.EE.A.4

Julie buys T-shirts that are on sale for 25% off. If each T-shirt originally costs $C, which expressions represents how much Julie pays per T-shirt, not including sales tax?

• (1 + 0.25)C

• 0.25 + C

• (1 - 0.25)C

• 1.25 + C

Tags

CCSS.6.EE.B.6

How can 22n - 12m + 3 (10n - 4m) be rewritten?

• 28nm

• 8n +24m

• 52n - 24m

• 8n - 24m

Tags

CCSS.6.EE.A.3

Tori and Hannah spend d dollars on dinner and then tip the server 18%. Which expression represents the total cost of Tori and Hannah's dinner?

• 0.18d

• 0.82d

• 1.18d

• 1.82d

Tags

CCSS.HSA-SSE.A.1A

The expression can be simplified.

2a + 9b - 4a - 12b

• -6a + 21b

• 2a + 3b

• 6a - 3b

• -2a - 3b

Tags

CCSS.7.EE.A.1

Mary is simplifying the mathematical expression using the order of operations.

 $30\ -\ 12\ \div\ \left(4\ +\ 2\right)\ +1$  
Her first step would be to simplify the parentheses (4 + 2). What should Mary's second step?

• Add 1 to 6

• Subtract 12 from 30

• Divide 12 by 6

• Multiply 18 by 6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which is equivalent to this expression below?

3(x - 1.2x)

• 4.8x

• 11x

• -x

• 5x

Tags

CCSS.6.EE.A.4