Mrs. Niemi's Pre-Algebra

Adding & Subtracting

100

(-5) + (-13)

-18

200

(20) - (-10)

30

300

   3X² + 2X + 14

+ 4X² - 3X + 5

7X² - X + 19

400

   5' 2"

- 3' 10"

1' 4"

500

   3:45

+ 1:56

5:49

Multiplying & Dividing

100

(X + 5)(X + 2)

X² + 7X + 10

200

What is 150% of 20?

30

300

Find the GCF of 16 and 24.

8

400

Find the volume of a cylinder with a radius of 4" and a height of 7". Round to hundredths.

If you use the pi button, then your answer is 351.86 in³

If you use 3.14, then your answer is 351.68 in³

500

Find the volume of a cone with a radius of 8 ft and a height of 5 ft. Round to hundredths.

If you use the pi button your answer is 335.10 ft³.

If you use 3.14 your answer is 334.93 ft³.

Simplifying

100

-2³

-8

200

(-3)²

9

300

The square root of X²

X

400

/ = division symbol

(-4)² / 2 + 3 x 7

29

500

-3² + 4 / 2 - 3 x 10

-37

Solving

100

Solve for Y.

Y - 8 = 4

12

200

Solve for X.

2X - 1 = 13

7

300

1/3 = 4/X

12

400

Solve for G.

(-4)² - 2 x 3 = G

10

500

Solve for Y.

5 x 3 + 4² + Y = 2(Y - 1) - 1

34

Miscellaneous

100

Find the mode:

1, 1, 1, 2, 2, 7, 7, 8, 9

1

200

Find the LCM of 4 and 5.

20

300

Is the square root of 16 a rational or irrational number?

rational

400

The two legs of a right triangle measure 5 in and 12 in. What is the length of the hypotenuse of the triangle?

13 in

500

What is the surface area of a pyramid with a square base measuring 5 inches on a side if the slant height of each face is 10 inches?

25 sq in + 4 x (1/2 x 5 x 10) sq in = 125 in²