-29.22% is the change from 876 to 620
Calculation steps:
[( 620 - 876 ) ÷ 876] x 100 = -29.22%
Formula
Percentage change = [(620 - 876) / 876] x 100
Subtract the new number by the original number
620 - 876 = -256
-256 ÷ 876 = -0.2922374429223744
-0.2922374429223744 x 100 = -29.22%