34.35% is the change from 687 to 923
Calculation steps:
[( 923 - 687 ) ÷ 687] x 100 = 34.35%
Formula
Percentage change = [(923 - 687) / 687] x 100
Subtract the new number by the original number
923 - 687 = 236
236 ÷ 687 = 0.3435225618631732
0.3435225618631732 x 100 = 34.35%