0
27
3 to the power of 3 3 x 3 x 3
(3 x 3) x 3
9 x 3
To work out the answer to 3 plus 3 x 3 - 3 plus 3, you add 3 and 3 together which is 9, multiply 9 by 3 which is 27, subtract 3 which is 24 and add 3 to get the answer which is 27.
9 is the answer
3 to the fourth power (3*3*3*3) is 81
3 / (1/3) = 3*3 = 9