Circles and Integers

Adding & Subtracting

100

Find the sum: 4+(−2)

2

200

Find 5−(−2).

7

300

Find the sum: −7+(−6)

-13

400

(−348) - 125

-473

500

A submarine is at −135 feet. It rises 78 feet, then rises another 64 feet. What is its new position?

The new position of the submarine was 7 feet.

Multiplying & Dividing

100

Find −6×4

-24

200

Find -35÷5

-7

300

Find −9×(−6)

54

400

Find −432÷16.

-27

500

Find −125×(−32)

4000

Finding Circumference

100

Find the circumference of a circle with a diameter of 8 units. Use π≈3.14π

25.12 units

200

Find the circumference of a circle with a radius of 5 units. Use π≈3.14π

31.4 units

300

Find the circumference of a circle with a diameter of 13 units. Use π≈3.14π

40.82 units

400

Find the circumference of a circle with a radius of 24 units. Use π≈3.14

150.72 units

500

A circular track has a diameter of 125 meters. What is its circumference? Use π≈3.14

392.5 meters

Radius & Diameter

100

A circle has a radius of 4 units. What is its diameter?

8 units

200

A circle has a diameter of 18 units. What is its radius?

9 units

300

A circle has a radius of 15 units. What is its diameter?

30 units

400

A circle has a diameter of 248 units. What is its radius?

124 units

500

A circle has a radius of 1,275 units. What is its diameter?

2550 units

Do you really think you know the answer?

100

About how many words is a dog able to learn?

165 words

200

How long is the longest burp recorded by Guinness World Records? Must include the minutes, seconds, and milliseconds.

One minute, 13 seconds and 57 milliseconds

300

What's the definition of the word "codswallop?"

Nonsense

400

Why are baseball umpires required to wear black underwear?

In case their pants split.

500

People who suffer from hippopotomonstrosesquippedaliophobia have a fear of what?

Pronounced "hi·puh·paa·tuh·muhn·strow·suh·skwipt·a·lee·ow·fow·bee·uh"

Long words