Ten is the number after nine and before eleven. We use it to count things or say the order of something.
I have ten apples in my bag.
There are ten books on the table.
In games, tests, or sports, ten sometimes means a full or high score. It shows something is very good or perfect.
She got a ten on her test.
The gymnast scored a perfect ten.
As an adjective, ten describes something that has ten parts, days, pounds, or other units.
A ten-day trip is planned for next week.
She bought a ten-pound bag of rice.
Ten can mean the time of day, exactly when the clock shows 10 o’clock in the morning or evening.
The meeting starts at ten.
She wakes up at ten every day.
The decimal system uses ten as the base for counting and numbers. This is the common counting system worldwide.
Our number system uses ten digits.
Ten is the base of the decimal system.
In informal speech, calling something a 'ten' means it is very good, perfect, or attractive, like a top score.
This song is a ten!
You look like a ten today.
In old British money, 'ten' meant a banknote worth ten shillings. This use is historical and formal.
He found a rare ten in the old coin collection.
The ten was used before decimal currency.
In British English, 'ten' can mean a ten-pound paper money note. This is an informal way to say 'tenner'.
Give me a ten for the bus ticket.
He paid with a ten at the shop.