209.57% is the change from 115 to 356
Calculation steps:
[( 356 - 115 ) ÷ 115] x 100 = 209.57%
Formula
Percentage change = [(356 - 115) / 115] x 100
Subtract the new number by the original number
356 - 115 = 241
241 ÷ 115 = 2.0956521739130434
2.0956521739130434 x 100 = 209.57%