-27.39% is the change from 836 to 607
Calculation steps:
[( 607 - 836 ) ÷ 836] x 100 = -27.39%
Formula
Percentage change = [(607 - 836) / 836] x 100
Subtract the new number by the original number
607 - 836 = -229
-229 ÷ 836 = -0.27392344497607657
-0.27392344497607657 x 100 = -27.39%