19.07% is the change from 687 to 818
Calculation steps:
[( 818 - 687 ) ÷ 687] x 100 = 19.07%
Formula
Percentage change = [(818 - 687) / 687] x 100
Subtract the new number by the original number
818 - 687 = 131
131 ÷ 687 = 0.19068413391557495
0.19068413391557495 x 100 = 19.07%