Mushu Math Review

Exponents

100

What does 7³ equal?

343

200

What does  2 + 3^t equal when t = 1?

5

300

What does  2 + 3^t equal when t = 4

83

400

Select all the expressions that are equivalent to 5x³:

A. 5 + x³

B. 5(x * x * x)

C. 5x * 5x * 5x

D. 5x + 5x + 5x

E. 5(x² * x)

B and E

500

Francesca invites 3 friends to her birthday party. Those 3 friends invite 3 friends to the party and so on. How many people will be invited in the 6th round?

3⁶ = 729

729 people will be invited on the 6th round.

Expressions

100

Write an equivalent expression of b + b + b + b + b using addition.

b + 4b

4b + b

2b + 3b

3b + 2b

200

Which expression is equivalent to 40a - 10b?

a. 10(4a - 10b)

b. a(40-10b)

c. 10(4a + b)

d. 5(9a - 2b)

D 5(9a - 2b)

300

Write an equivalent expression of b + b + b + b + b using multiplication.

5b

400

Simplify this expression:

5(4b - 3)

20b - 15

500

Re-write this expression using the distributive property:

24v - 12

2(12v - 6)

3(8v - 4)

4(6v - 3)

6(4v - 2)

12(2v - 1)

Solving Equations

100

x + 15 = 31

x = 16

200

4y - 9 = 11

y = 5

300

6z + 34 = 88

z = 9

400

7(3a + 5) = 77

a = 2

500

9(5s + 2 - 3s) = 108

s = 5

Rates and Ratios

100

Andre makes green paint by mixing 5 cups of yellow paint with 2 cups of blue paint. How much blue paint does Andre need if he uses 15 cups of yellow paint?

6 cups of blue paint

200

Andre makes green paint by mixing 5 cups of yellow paint with 2 cups of blue paint.

To make the same shade of green, how much yellow paint does Andre need if he uses 8 cups of blue paint?

20 cups of yellow paint

300

Georgia walks 5 miles in 2 hours. How many miles will she walk in 10 hours?

She will walk 25 miles in 10 hours.

400

Darren walks 4.5 miles every 3 hours. How many miles does he walk in 1 hour?

He walks 1.5 miles in 1 hour.

500

Dakota runs 6 miles in 51 minutes. If she goes on a run at 5:00pm and runs 15 miles, what time will she get back from her run?

7:07pm and 30 seconds