Pre-Algebra Midterm Review

Like Terms

100

3x+5x-2

8x-2

200

3x+2y+5x-y

8x+y

300

9x-3y-7x+3y

2x

400

8a+4b-2c

8a+4b-2c

500

4x-3x²+x

3x-3x²

Box and Whisker Plot

100

What are the 5 points you need to create a box and whisker plot?

Min, Q1, Median, Q3, Max

200

What is the median of the following numbers?

2, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9

6

300

What is Q1 of the following set of numbers?

2, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9

5

400

What is Q3 of the following set of numbers?

2, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9

8

500

Between which two values does the middle 50% of the data lie with the following set of numbers?

2, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9

5 and 8

Equations

100

4+x=12

x=8

200

3x=-15

x=-5

300

x / 8 = 4

x=32

400

x - 9 = 10

x=19

500

-5x=25

x=-5

Order of Operations

100

3(2+4)-5

13

200

4 + 2 x 5 x 3 

34

300

3²+5-9

5

400

15/5 + 8 - 12

1

500

9 - 8 x 5 + 30

-9

Fractions, Decimals, Percents

100

Convert to a percent: 0.45

45%

200

Convert to a fraction: 0.3

3/10

300

Convert to a fraction: 65%

13/20

400

Convert to a decimal: 4/5

0.80

500

Convert to a decimal: 85%

0.85