Understanding Positve and Negative Numbers
Number Line Mastery
Comparing Rational Numbers
Absolute Value
Problem Solving with Rational Numbers
100

What is a rational number?

A number that can be written as a fraction or ratio, including intergers, fractions, and decimals. 

100

Where 0 is located on the number line?

In the center, dividing positive and negative numbers.

100

Which is greater? 3/4 or 1/2

3/4

100

What is the absolute value of -4?

4

100

If the temperature drops from 3 degrees Celcius to -2 degrees Celcius, what is the change in temperature?

5 degrees Celcius

200

What is the opposire of -7?

7

200

If a number is to the right of 0 on the number line, is it positive or negative?

Positive

200

Compare -1/3 and 1/3. Which is greater?

1/3

200

Find the absolute value of 7.

7

200

Jake owes his friend $6 and finds $10. How much money does he have now?

$4

300

Which number is smaller, -3 or -5?

-5

300

Which numner is further from 0, -8 or 5?

-8

300

Which decimal is larger, 0.5 or 0.25

Answer 0.5

300

Whcih has a greater absolute value, -6 or 5?

-6

300

Maria hikes up a mountain and gains 150 meters in altitude, then goes down 200 meters. What is her final altitude change? 

-50 meters

400

Name two rational numbers between -2 and 2

Answers may vary

400

Place 1/2 and -1/2 on the number line. Which is further from 0?

They are both the same distance from 0. 

400

Which is smaller: -7/8 or -1/2

-7/8

400

Whaat is the absolute value of -12.5?

12.5

400

If the stock market drops by 25 points, then rises by 15 points, what is the overall change?

-10 points

500

What does it mean if the number is positive?

The number is greater than zero. 

500

If you move left from -3 on the number line, are you increasing or decreasing the value?

Decreasing

500

Compare 3/10 and -2/10. Which is greater?

3/10

500

True of False: The absolute value of any negative number is always negative. 

False

500

A submarine dives 400 meters below sea level, then rises 150 meters. How deep is it now?

250 meters below sea level

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