Comparing and Ordering Rational Numbers

The video tutorial covers comparing and ordering numbers using a number line. It explains how to convert fractions to decimals and order them from least to greatest. The tutorial also demonstrates ordering numbers from greatest to least, emphasizing the importance of understanding positive and negative values. The video provides practical examples and encourages students to practice these skills.

What is the first step in comparing numbers using a number line?

• Add the numbers together

• Convert the numbers to decimals

• Locate the numbers on the number line

• Multiply the numbers by 10

If a number line is divided into fifths, where would 2/5 be located?

• At the third mark

• At the first mark

• At the fourth mark

• At the second mark

Which of the following is greater: 2/5 or -2/10?

• -2/10

• Cannot be determined

• They are equal

• 2/5

What is the decimal equivalent of 1/3?

• 0.5

• 0.33

• 0.75

• 0.25

Which number is the smallest: 1/3, 4/5, 4/9, or 6/10?

• 1/3

• 4/5

• 4/9

• 6/10

What is the decimal equivalent of 82%?

• 0.42

• 0.75

• 0.82

• 0.25

Which of the following is the largest: 1/4, 3/7, 82%, or 0.08?

• 0.08

• 82%

• 3/7

• 1/4

Which negative number is closest to zero: -4 2/9, -4 5/10, -4 6/8, or -5?

• -4 2/9

• -5

• -4 5/10

• -4 6/8

What is the equivalent fraction of 4/7 with a denominator of 21?

• 8/21

• 24/21

• 14/21

• 12/21

Which fraction is the greatest: 8/7, 2/3, 4/7, or 8/21?

• 8/7

• 8/21

• 2/3

• 4/7