150% is the change from 82 to 205
Calculation steps:
[( 205 - 82 ) ÷ 82] x 100 = 150%
Formula
Percentage change = [(205 - 82) / 82] x 100
Subtract the new number by the original number
205 - 82 = 123
123 ÷ 82 = 1.5
1.5 x 100 = 150%
Example