83.48% is the change from 115 to 211
Calculation steps:
[( 211 - 115 ) ÷ 115] x 100 = 83.48%
Formula
Percentage change = [(211 - 115) / 115] x 100
Subtract the new number by the original number
211 - 115 = 96
96 ÷ 115 = 0.8347826086956521
0.8347826086956521 x 100 = 83.48%