It means that given ANY number, if you multiply it by one, you will get the same number.
If more formal mathematical terms,
For any number x in the set under consideration,
x*1 = x = 1*x
Chat with our AI personalities
It is called Identity Property of Multiplication
The identity property of multiplication is sometimes called the one property of multiplication because it involves the number one. Any number times one equals the original number.
the identity property of multiplication. from, ace
In multiplication, when you multiply a number by 1, and you have the same number, that's called the identity property of one.
Identity Property