Number 1 -

: Most commonly a single vertical line, sometimes with a serif at the top or a small bar at the base.

: Anything multiplied by 1 stays exactly the same ( ), making it the multiplicative identity . Number 1

: In early learning, it’s often shown as a single dot on a die, one finger held up, or one tally mark. A Rhyme for Formation : Most commonly a single vertical line, sometimes

: Spelled O-N-E , it originates from the Old English word ān . one finger held up

: In math, it is called a "unit" and is the only number that is neither prime nor composite.