175% is the change from 84 to 231
Calculation steps:
[( 231 - 84 ) ÷ 84] x 100 = 175%
Formula
Percentage change = [(231 - 84) / 84] x 100
Subtract the new number by the original number
231 - 84 = 147
147 ÷ 84 = 1.75
1.75 x 100 = 175%
Example