Question

How do you use the distributive property to rewrite and evaluate `9*499`?

Answer 1

See below.

Explanation:

`9 * 499 = 9(500 - 1)`

`= 9 * 500 - 9*1`

`= 4500-9`

`= 4491`

OR

`9 * 499 = (10-1)(500 - 1)`

`10*5 -10*1 - 1*500 + 1*1`

`= 5000-10-500+1`

`= 4490+1`

`= 4491`