Math
Circles
100

What is the absolute value of -7?

7

100

A letter used to math to represent an unknown amount

Variable

100

What is the line across a circle going through the center called

What is the diameter

100
Show x < 2 on a number line.

100

What is the missing number?

52% * 3/4 = square/100*3/4

52

100

When is a graph proportional?

When it is a straight line.

If it passes the origin (0,0).

200

(-4) + (-7) =

-11

200

A percent that is taken off of the total amount

Discount, Markdown, Sale

200

What is the line from the center of a circle to a point on the circle called?

200

Simplify the expression.

2x + 5x + 4 + 2

7x + 6

200

What is 20% written as a decimal?

.2

200

What is the C.O.P. of this graph?

k=2

300

(-10) + 15 =

5

300

hen do you use KCC method?

When you are subtracting integers.
300

What is the area of a circle with a radius of 4?

50.24

300

Simplify the expression:

2(-4x + 5) + 10

-8x + 20

300

I buy a pair of shoes for $50. If I have to pay an 8% sales tax, how much tax does she pay?$4

300

Is the following table proportional?

NO! it does not go back to (0,0).

There is no pattern for k=y/x.

400

If you multiply or different with different signs, your answer will be ....

Negative

400

A positive or negative whole number

Integer

400

What is the circumference of a circle with a diameter of 8?

25.12

400

Solve the equation:

5x - 8 = 22

x = 6

400

What is 22% of 88, rounded to the nearest whole number?

19

400

Simplify the following fraction:

(2/5)/3

2/15

500

-125 divided by -5

25

500

The distance around a circle

Circumferece

500

What is the area of a circle with diameter of 6?

28.26

500

Solve the inequality:

2x + 6 > 10

x > 2

500

I buy a new shirt that originally cost $40 dollars. It is on sale for 20% off. How much do I pay now for the shirt after the discount?$32

500

Find x:

x=70

600

A diver starts at 20 feet below sea level. He dives down 40 feet deeper to see a fish. He then swims back up 15 feet to see a coral reef. Where is his location now?

-45 feet

600

What are supplementary Angles?

Angles that add up to 180.

600

What is the diameter of a circle that has a radius or 12?

24

600

Solve the equation:

4(-2x - 5) = 28

x = -6

600

A pair of shoes originally cost $80, but there’s a 10% discount on them. If the sales tax rate is 7% on the discounted price, how much will you pay in total, including tax, after the discount?$77.04

600

Solve for a:

a = 8