Definition

Relating to a system of numbers based on the number ten, often used in mathematics and counting.

Example

In mathematics, we often use decimal numbers to represent fractions and whole numbers.

Conversation

Did you understand how to convert fractions to decimal values?

Not really, I find it a bit tricky sometimes.

It's easier than it seems once you get the hang of it; just remember to divide!

Yeah, I guess I need to practice more with decimal numbers.

Synonyms & Antonyms

Definition

A number that is written using the base 10 system, which includes digits and a decimal point to separate the whole part from the fractional part.

Example

In mathematics, 0.75 is a decimal that represents three-quarters of a whole.

Conversation

Did you understand how to convert fractions to decimals?

I think so, but it was a bit tricky for me.

Yeah, the way they explained decimals in class was confusing.

Root Explanation

Decimal → It is formed from "decimus" (meaning tenth) and the suffix "-al" (meaning pertaining to). The word "decimal" refers to a system or concept that is related to tenths or the number ten.

Memory Tip

Think of 'tenth' ('decimus') to remember that 'decimal' relates to the number system based on ten.

Visually Confused Words