53.66% is the change from 205 to 315
Calculation steps:
[( 315 - 205 ) ÷ 205] x 100 = 53.66%
Formula
Percentage change = [(315 - 205) / 205] x 100
Subtract the new number by the original number
315 - 205 = 110
110 ÷ 205 = 0.5365853658536586
0.5365853658536586 x 100 = 53.66%