Are you smarter than an 8th grader? (Math 8 Review)

Exponents

1

2⁴

16

2

What is 9³ ?

729

3

what is 2^5

32

4

What is the value of:

8⁴

4,096

5

What is the value of:

2³ + 3² - 4²

1

https://www.khanacademy.org/math/pre-algebra/pre-algebra-exponents-radicals/pre-algebra-exponents/v/introduction-to-exponents

Order of Operations

1

Simplify the following expression:

22 + 40 = 62

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

2

Simplify the following expression:

1 + 4 = 5

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

3

3 + 4² * (3 + 2)

24

4

45

5

12

Adding Integers

1

-4 + -5

 -9

2

14 + -12

+2

3

-10 + 15

+5

4

-2 + -3 + 5

0

5

6 + (-2 + -5)

-

- 1

Random Riddles

1

What has to be broken before you can use it?

an egg

2

What begins with T, finishes with T, and has T in it?

a teapot

3

What goes up but never comes back down?

your age

4

No matter what, what can you always count on?

your fingers

5

What is full of holes but still holds water?

a sponge

Percent

1

What is 3/4 as a percent?

75%

2

What is 4/5 as a percent?

80%

3

95% is what as a fraction in simplest form?

19/20

4

60% is what as a decimal?

0.60

5

What is 1/3 as a percent?

33.3%