Order for Rational Numbers

The video tutorial explains rational numbers, which can be expressed as fractions, and contrasts them with irrational numbers. It covers how to order rational numbers using examples like temperature comparisons and pizza fractions. The tutorial emphasizes the practical use of rational numbers in everyday life.

Which of the following is NOT a rational number?

• 3/1

• 0.75

• √2

• 5

What is the first step in determining which city had the coldest average temperature?

• Find the average of all temperatures

• Convert all temperatures to Celsius

• List the temperatures from least to greatest

• List the temperatures from greatest to least

In the temperature comparison between Juneau and Fairbanks, which city is warmer?

• Juneau

• Cannot be determined

• Fairbanks

• Both are the same

Which fraction represents the largest portion of pizza left?

• 3/8

• 1/3

• 1/4

• 1/2

What is a useful strategy for comparing fractions?

• Using a calculator

• Drawing models to visualize

• Converting to decimals

• Guessing based on size