89.57% is the change from 115 to 218
Calculation steps:
[( 218 - 115 ) ÷ 115] x 100 = 89.57%
Formula
Percentage change = [(218 - 115) / 115] x 100
Subtract the new number by the original number
218 - 115 = 103
103 ÷ 115 = 0.8956521739130435
0.8956521739130435 x 100 = 89.57%