Understanding Integers and Natural Numbers

Front

What is a natural number?

Back

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

Front

Is 0 a natural number?

Back

No, 0 is not considered a natural number.

Front

What is an integer?

Back

Integers are whole numbers that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

Which of the following is an integer: -1.32467, 3.423, .067, -(-3)?

Back

-(-3) is an integer because it equals 3.

Front

Are natural numbers also integers?

Back

Yes, all natural numbers are integers, but not all integers are natural numbers.

Front

What is the smallest natural number?

Back

The smallest natural number is 1.

Front

Is -86 an integer?

Back

Yes, -86 is an integer.

Front

Can natural numbers be negative?

Back

No, natural numbers cannot be negative; they are always positive.

Front

What is the difference between natural numbers and whole numbers?

Back

Whole numbers include all natural numbers plus zero (0, 1, 2, 3, ...), while natural numbers start from 1.

Front

True or False: Natural numbers are counting numbers.

Back

True.