Puzzle | Mathematics Operation

Question 1: Balance the equation 101 – 102 = 1 by putting some operators in it.

Solution :
101 – 10 ^ 2 = 101 – 10 * 10 = 1

Question 2:
You have been given six time 2s like (222222), perform any mathematical operation to find result as 31.
Solution :
( 2 + 2 ) ^ 2 * 2 – 2 / 2 = 31

Question 3:
You have been given five time 2s like (22222), perform any mathematical operation to find result as 30.
Solution :
( 2 + 2 ) ^ 2 * 2 – 2 = 30

Question 4:
You have been given five time 3s like (33333), perform any mathematical operation to find result as 30.
Solution :
( 3 + 3 + 3 ) * 3 + 3 = 30