36.87% is the change from 453 to 620
Calculation steps:
[( 620 - 453 ) ÷ 453] x 100 = 36.87%
Formula
Percentage change = [(620 - 453) / 453] x 100
Subtract the new number by the original number
620 - 453 = 167
167 ÷ 453 = 0.3686534216335541
0.3686534216335541 x 100 = 36.87%