Math Review (Li)

Fractions, Decimals, Percents

100

What is 1/4 + 2/4?

3/4

200

What is 25% of 200?

50

300

How many times does 0.25 fit into 3.5?

14

400

What is the decimal equivalent to 2%?

0.02

500

What is 1/5 + 2/10?

4/10 or 2/5

Algebra

100

4x + 5 = 21

4

200

-3x -5 = 13

-6

300

4(2x - 6) = 24

6

400

- 3 (- x + 5) = 15

10

500

- x ( 3x - 5x ) = 18

3

Order of Operations

100

Simplify the following expression:

62

200

Simplify the following expression:

5

300

3 + (3 + 2)

8

400

5 x (11 - 7)

20

500

3 x 4 + 2

14

Adding Integers

100

-4 + -5

 -9

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

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

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

400

-2 + -3 + 5

0

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

500

6 + (-2 + -5)

-1

Solve

100

If b = 12, what is b + 52?

64

200

If t = 172, what is 4t?

688

300

If z = 136, what is 2z – 27?

245

400

If x = 100, what is 24x + 9?

2409

500

If y = 412, what is 19y - 2828?

5000