Types of Numbers Quiz

Natural Numbers

• Defined as positive whole numbers starting from one.
• Used in counting and ordering.

Real Numbers

• Encompass all values that can be represented on a number line.
• Include both rational and irrational numbers.

Whole Numbers

• Comprise all natural numbers plus zero.
• Exclude fractions, decimals, and negative numbers.

Rational Numbers

• Any number that can be expressed as a fraction or a decimal.
• Decimal representation either terminates (ends) or repeats.

Integers

• Consist of whole numbers and their negatives.
• No fractional or decimal components are included.

Irrational Numbers

• Real numbers that cannot be expressed as fractions.
• Their decimal expansions neither terminate nor repeat.

True/False: All real numbers are rational numbers

• False, as real numbers include both rational and irrational numbers.

True/False: Zero is an integer

• True, since zero is considered a whole number and an integer.

True/False: All integers are real numbers

• True, as integers fall under the category of real numbers.

True/False: Some irrational numbers are real numbers

• False, all irrational numbers are included in the set of real numbers.

True/False: Some rational numbers are integers

• True, because integers like -2, -1, 0, 1, and 2 can be represented as fractions (e.g., -2/1).