Number Sense Jeopardy!

Arithmetic

2

-5 + 6

What is 1?

4

3/4 + 1/4

What is 1?

6

-5/6 + 1/3

What is -1/2?

8

3/20 / 5/3

What is 9/100?

10

76% / 0.2 written in fraction form.

What is 19/5?

Powers of 10 and Negative Exponents

2

3²

What is 9?

4

4^-1

What is 1/4?

6

Convert the following to scientific notation: 512

What is 5.12 x 10²

8

Convert the following to standard form: 6.43 x 10^-3

What is 0.00643?

10

In scientific notation, the range of numbers that the first number must be between.

What is 1 and 10 or 1 and 9.99999?

The Real Number System

2

The most specific classification for the following number: 4.3

What is rational?

4

The most specific classification for the following number: -2

What is an integer?

6

The category defined as containing counting numbers greater than zero.

What are natural numbers?

8

The most specific classification for the following number: 0

What are whole numbers?

10

What are the values of pi and e rounded to the nearest hundredth?

What are 3.14 and 2.71?

Ordering Numbers

2

Order the following from least to greatest: 5, |-10|, sqrt(9)

What is sqrt(9), 5, |-10|?

4

Order the following from least to greatest: 2², 16/4, 4.0 x 10⁰

What is 2² = 16/4 = 4.0 x 10⁰?

6

Order the following from least to greatest: sqrt(220), 1.5 x 10¹, |-5 + 19|, 10⁰

What is 10⁰, |-5 + 19|, sqrt(220), |-5 + 19|, 1.5 x 10¹?

8

Order the following from least to greatest: 1000000 x -1/10, 0, 3.4 x 10^-20, sqrt(2)

What is 1000000 x -1/10, 0, 3.4 x 10^-20, sqrt(2)?

10

The primary purpose of scientific notation.

What is representing really small and really big numbers in a manageable way?

Proportions

2

Solve for x: 1/3 = 2/x

What is 6?

4

Solve for x: 6/2 = x/7

What is 21?

6

Find the missing sides if the corresponding parts are in the correct order: 

Triangle 1 has sides 5, 8, and 9.

Triange 2 has sides 15, x, and y.

What is x=24 and y=27?

8

Mary has $45. She wants to purchase a lamb that costs $40. The sales tax is 15%. The price that she has to pay and if she is able to afford the lamb.

What is no and $46?

10

Bradley has $150. He is in the market for a new TV that costs $160. If sales tax is 5% and he has a coupon that gives a discount of 10% off of the original price, can he afford the TV? What is the final price?

What is no and $151.20?