Algebra Basics (Review)

Solve for x

100

5x = -105

-21

200

x - 54 = 36

90

300

3x + 1 = -8

x=-3

400

6 + x/4 = 14

32

500

27 = 5x + 2

x=5

Exponents

100

2⁴

16

200

What is 9^3 (exponent)

729

300

what is 2^5

32

400

What is the value of:

8⁴

4,096

500

What is the value of:

2³ + 3² - 4²

1

Order of Operations

100

Simplify the following expression:

62

https://www.khanacademy.org/math/pre-algebra/pre-algebra-arith-prop/pre-algebra-order-of-operations/v/introduction-to-order-of-operations

200

Simplify the following expression:

5

300

3 + 4² * (3 + 2)

83

400

26.25

500

12

Adding Integers

100

-4 + -5

9

200

14 + -12

2

https://www.khanacademy.org/math/arithmetic/arith-review-negative-numbers/arith-review-add-negatives-intro/v/adding-negative-numbers

300

-10 + 15

5

400

-18 + (-12) =

-30

500

6 + (-2 + -5)

-1

Fractions & Decimals

100

Convert the following decimal to a fraction .40

2/5

200

Convert 4/10 into a decimal?

0.4

300

Convert the following fraction to a decimal 10/20

.5

400

Add 

3/4 + 1/8

7/8

500

Add the following fractions

2/5 and 7/10

11/10   or   1 1/10

Percent

100

What is 3/4 as a percent?

75%

200

50% of 300 is what number?

150

300

90% is what as a fraction in simplest form?

9/10

400

What percent of 400 is 100?

25%

500

12 is what percent of 120?

10%

Misc.

100

greatest common factor of 12 and 30

6

200

least common multiple of 6 and 9

18

300

What is the greatest common factor of 64, 16, 32

16

400

Find the Least common Multiple of 14, 21 and 7

42

500

Find the Least Common Multiple of 3, 12, 6

12