Number Sets

Front

What are Whole Numbers?

Back

Whole numbers are non-negative numbers without fractions or decimals, including zero (0, 1, 2, 3, ...).

Front

What are Natural Numbers?

Back

Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...). They do not include zero.

Front

What are Integers?

Back

Integers are whole numbers that can be positive, negative, or zero (..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

What are Rational Numbers?

Back

Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero (e.g., 1/2, -3, 0.75).

Front

Where does the number 0 belong in number sets?

Back

0 belongs to the Whole Numbers and Integers.

Front

Can negative numbers be Whole Numbers?

Back

No, negative numbers cannot be Whole Numbers.

Front

What is the smallest Natural Number?

Back

The smallest Natural Number is 1.

Front

Is -1 a Rational Number?

Back

Yes, -1 is a Rational Number because it can be expressed as -1/1.

Front

What is an example of a number that is both an Integer and a Rational Number?

Back

An example is -2, which is both an Integer and can be expressed as -2/1.

Front

What is the difference between Whole Numbers and Natural Numbers?

Back

Whole Numbers include zero, while Natural Numbers do not.