75.14% is the change from 354 to 620
Calculation steps:
[( 620 - 354 ) ÷ 354] x 100 = 75.14%
Formula
Percentage change = [(620 - 354) / 354] x 100
Subtract the new number by the original number
620 - 354 = 266
266 ÷ 354 = 0.751412429378531
0.751412429378531 x 100 = 75.14%