51.98% is the change from 454 to 690
Calculation steps:
[( 690 - 454 ) ÷ 454] x 100 = 51.98%
Formula
Percentage change = [(690 - 454) / 454] x 100
Subtract the new number by the original number
690 - 454 = 236
236 ÷ 454 = 0.5198237885462555
0.5198237885462555 x 100 = 51.98%