PreAlgebra!

GCF/LCM

100

Find the GCF of 17 and 34.

17

200

Find the GCF of 11 and 55.

11

300

Find the LCM of 32 and 64

64

400

Find the LCM of 27 and 48

1296 

500

Simplify (20x⁷yz³)/(80x⁴y⁴z⁴)

What is (x³)/(4y²z) 

I'll also take 2x³/8y²z

To Add, or Subtract

100

15 + c = 20

What is c = 5

200

r - 1,078 = 4,562

What is r = 5,640

300

-5/8 + 7/9

9/72 or 1/8

400

x-14 = -19

What is x = -5

500

7 - 4x + 4 + 9x = -9

What is x = -4?

Don't Be So Negative!

100

5 + (-9) =

What is -4

200

-7(-2)

What is 14?

300

4 / -2 =

What is -2

400

-3 - (-3)

What is 0

500

7 - (-3) -8(2)

What is -6

Powers That Be

100

Simplify 8³ x 8⁸

What is 8¹¹?

200

Simplify 9¹¹ x 9¹⁰ x 9⁴

What is 9²⁵?

300

Simplify x⁸/x¹⁵

What is x⁷?

400

Simplify (14x²y⁵z¹⁴⁾/(28x⁶y²z¹³)

What is (2y³z)/(4x⁴)

500

Evaluate for x = 2, y = 3, z = 4:

2x^-3y⁰z²

What is 4?

"Dear Algebra, Please stop asking us to find your ex."

100

2x + 3 = 19

What is x = 8

200

2(x - 3) = 2

What is x = 4

300

b÷ 3 = 129

What is b = 387?

400

5.6 - x = -7

What is x = 1.4

500

Find the value of x:  (1/2)x + (3/8)x = 14

What is 16?

Fractions

100

5/3 times 3/2

5/2

200

2 3/7 divide 1 1/3

51/28 or 1 23/28

300

Simplify: 

44/124

11/31

400

Which is larger? 

22/43 or 10/19

10/19

500

Put in order from Smallest to Largest: 

2/3 3/4 1/2 4/9

 1/2 2/3 4/9 3/4 

Surprise!

100

Write the scientific notation: 35,210,000,000

3.521 X 10^10

200

Find the scientific notation: 0.000000463

4.63 X 10^-7

300

Express as a mixed number: 83/3

27 and 2/3

400

36 - 18 ÷ 2 x 3 + 8

What is 17

500

A field trip costs 100 dollars for the bus, plus 4 dollars per person for a ticket and 6 dollars per person for lunch. The total cost of the trip is 400dollars. How many people came?

What is 30 people?