What Property is 4+0=4 or 4•1=4

The equation 4+0 = 4 is an example of using the additive identity

The number 0 is the additive identity because adding 0 to any number results in that same number. The general equation is 0+x = x or x+0 = x. Replace x with any number you want.

The equation 4*1 = 4 is an example of using the multiplicative identity.

Similar to the additive identity, multiplying 1 with any number leads to the original number. Generally, 1*x = x and x*1 = x for any number x.

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