87.44% is the change from 454 to 851
Calculation steps:
[( 851 - 454 ) ÷ 454] x 100 = 87.44%
Formula
Percentage change = [(851 - 454) / 454] x 100
Subtract the new number by the original number
851 - 454 = 397
397 ÷ 454 = 0.8744493392070485
0.8744493392070485 x 100 = 87.44%