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Simple Equations

100

3x - 5 = 16

x = 7

200

12x = 144

x = 12

300

1/3a = 10

a = 30

400

-2c = -16

c = 8

500

-13n = 130

n = -10

Harder Equations

100

5x - 10 = 55

x = 9

200

-2x + 4 = 8

x = -2

300

-17y - 17 = 17

y = -2

400

-35m + 10 = 10 + 14m

m = 0

500

1.2k - 3 = 0.6

k = 3

Geometry

100

How do you find the area of rectangle? 

Length x width

200

What is the formula for the area of a triangle? 

1/2 x length x width

300

How do you find the perimeter of a polygon? 

Add up all the sides.

400

What do we call the distance around a circle? 

Circumference

500

What is the amount of space a 3-D object occupies or the amount it will hold called? 

Volume

Integer Operations

100

2 - 4

-2

200

-3 * -2

6

300

-15 = 20

5

400

-27/-9 

3

500

10 -4 - 18

-12

Math Rules

100

What do we call the order in which we solve math problems? 

Order of Operations

200

When solving a multi-step equation, what do you do first? 

Addition or subtraction

300

What comes first in problem solving, addition or subtraction? 

Whichever comes first from left to right

400

What is a ratio? 

A comparison of two things

500

What is the sign of the sum of two negatives? 

Negative