Comparing and Ordering Rational Numbers

The video tutorial by Education Galaxy covers the concept of rational numbers, explaining that they can be represented as fractions. It provides examples and demonstrates how to order rational numbers from least to greatest by converting them to decimals. The tutorial includes example problems and highlights the real-world applications of ordering rational numbers in various fields such as sports, chemistry, construction, and cooking.

What is a rational number?

• A number that cannot be expressed as a fraction

• A number that can be expressed as a fraction

• A number that is always positive

• A number that is always negative

Which of the following is a rational number?

• Pi

• e

• Square root of 2

• 4/1

Which of the following is NOT a rational number?

• 1.5

• Square root of 2

• 0.75

• 3/4

Which of the following is a rational number?

• Pi

• Square root of 2

• 4/1

• e

What is the first step in ordering rational numbers?

• Add them together

• Convert them to decimals

• Subtract them

• Convert them to fractions

Which of these numbers is the smallest?

• -1.2

• -0.625

• 0.6

• -0.1

What is the decimal equivalent of two-thirds?

• 0.5

• 0.6 repeating

• 0.6

• 0.66

Which number is larger: 0.6 or two-thirds?

• 0.6

• They are equal

• Two-thirds

• Cannot be determined

What is the decimal form of negative five-eighths?

• -0.75

• -0.625

• -0.5

• -0.8

Which number is closest to zero: -0.1 or -0.625?

• -0.625

• They are equal

• -0.1

• Cannot be determined