64.93% is the change from 345 to 569
Calculation steps:
[( 569 - 345 ) ÷ 345] x 100 = 64.93%
Formula
Percentage change = [(569 - 345) / 345] x 100
Subtract the new number by the original number
569 - 345 = 224
224 ÷ 345 = 0.6492753623188405
0.6492753623188405 x 100 = 64.93%