Classifying Rational Numbers

What is an integer?

• A whole number that can be positive, negative, or zero, but does not include fractions or decimals.

• A number that includes fractions and decimals.

• A number that is always positive and whole.

• A number that can be a fraction or a decimal.

What is a rational number?

• A number that can be expressed as a fraction a/b, where a and b are integers and b is not zero.

• A number that cannot be expressed as a fraction.

• A number that is always an integer.

• A number that has a non-repeating decimal expansion.

What is an example of a number that is both a whole number and a rational number?

• 5

• -3

• 1/2

• 0.75

What is the relationship between rational numbers and real numbers?

• All rational numbers are also real numbers, but not all real numbers are rational.

• All real numbers are rational numbers.

• Rational numbers are a subset of irrational numbers.

• Rational numbers and real numbers are completely unrelated.

Is -5 an integer?

• Yes, -5 is an integer.

• No, -5 is not an integer.

• -5 is a whole number.

• -5 is a natural number.

Which of the following is NOT a rational number: 0.75, -3, or √3?

• 0.75

• -3

• √3

• π

What type of number is -191?

• -191 is a whole number and an irrational number.

• -191 is an integer and a rational number.

• -191 is a natural number and a complex number.

• -191 is a prime number and an integer.

What is a whole number?

• A whole number is a non-negative integer, which includes 0 and all positive integers.

• A whole number is any integer, including negative numbers.

• A whole number is a decimal number greater than zero.

• A whole number is a fraction that is greater than one.

Is 3.5 a whole number?

• Yes, 3.5 is a whole number.

• No, 3.5 is not a whole number; it is a decimal.

• 3.5 is an integer.

• 3.5 is a fraction.

Is 0 a whole number?

• Yes, 0 is considered a whole number.

• No, 0 is not a whole number.

• 0 is a negative number.

• 0 is a decimal number.