Question

If `a=4/5` and `b=3/5`, what is `23-(a+b)`?

Answer 1

`21 3/5`

Explanation:

`a + b = 4/5 + 3/5 = 7/5 =1 2/5`

Substitute the given values for `a and b`

`23 - (4/5+3/5) = 23 -1 2/5`

`23-1 -2/5 = 22-2/5`

`21 3/5`