An integer can be written as a fraction by giving it a denominator of one, so any integer is a rational number. A terminating decimal can be written as a fraction by using properties of place value. ... ), is a rational number.

Are all non-terminating decimals are irrational?

Non-Terminating, Non-Repeating Decimal. A non-terminating, non-repeating decimal is a decimal number that continues endlessly, with no group of digits repeating endlessly. Decimals of this type cannot be represented as fractions, and as a result are irrational numbers.

What kind of terminating decimals are rational numbers?

All terminating decimals are rational numbers that can be written as reduced fractions with denominators containing no prime number factors other than two or five.