Pre Algebra Unit 1 Review

Order Of operations

100

What does the "E" stand for in order of operations

Exponent

200

20- 8 * 2

4

300

22/11 * 6

12

400

(9*8) - (100/5)

52

500

12/4 * 2 - (9-6)² +21

18

Translating Expressions

100

The Sum of a number and 17

X+17

200

The Quotient of a number and 12

N/12

300

10 less than the product of a number and 2

2n-10

400

The sum of twice a number and 11

2s+11

500

The quotient of a number subtract 2 and the product three times the same number

n-2/3n

Name That Property

100

3x * 1= 3x

Identity property of addition

200

2+8=8+2

commutative property of addition

300

(3x+3) +4=(4+3)+3x

associative property of addition

400

5+0=5

Identity property of addition

500

5x *3*2y*z=z*3*2y*5x

commutative property of multiplication

Simplify Expressions

100

10+4+4x

14+4x

200

13+(8x + 11)

24 + 8x

300

14 - 5 +6x

9 + 6x

400

8*(5* y)

40*y

500

12*(6*2y)

144y

Evaluating Expressions

100

x= 2 y=6 z=10

x + y + z

18

200

x= 4 y= 10 z=3

2x + y + 4z

30

300

x= 10 y =7 z=2

2x-2y

6

400

x=3 y=11 z=2

y-xz

5

500

x=9 y=11 z=10 

3(2x + 3y + 2z)

213