Rational Numbers: Comparing and Ordering Quiz

What is a rational number?

• A number that cannot be expressed as a fraction

• A number that is always a decimal

• A number that is always a whole number

• A number that can be expressed as the quotient or fraction of two integers.

Compare and order the rational numbers -3/4, 5/6, and -1/2.

• -3/4, -1/2, 5/6

• 5/6, -3/4, -1/2

• -1/2, -3/4, 5/6

• 5/6, -1/2, -3/4

If a and b are rational numbers, which of the following is always true: a < b, a > b, or a = b?

• a < b

• a = b

• None of the above

• a > b

Order the rational numbers 2/3, -5/6, and 1/2 from least to greatest.

• 2/3, -5/6, 1/2

• 1/2, -5/6, 2/3

• 2/3, 1/2, -5/6

• -5/6, 2/3, 1/2

True or False: All integers are rational numbers.

• Sometimes

• True

• False

• Depends on the value

Compare and order the rational numbers -2/5, 3/4, and -1/3.

• 3/4, -1/3, -2/5

• -1/3, 3/4, -2/5

• 3/4, -2/5, -1/3

• -2/5, -1/3, 3/4

If a rational number is negative, is its opposite greater than or less than the original number?

• Less than

• Greater than

• Not comparable

• Equal to

Order the rational numbers -7/8, 3/4, and -5/6 from least to greatest.

• 3/4, -7/8, -5/6

• -7/8, -5/6, 3/4

• 3/4, -5/6, -7/8

• -5/6, -7/8, 3/4

Compare and order the rational numbers 4/7, -2/3, and 5/8.

• 4/7, 5/8, -2/3

• 5/8, 4/7, -2/3

• 4/7, -2/3, 5/8

• -2/3, 4/7, 5/8