-43.66% is the change from 891 to 502
Calculation steps:
[( 502 - 891 ) ÷ 891] x 100 = -43.66%
Formula
Percentage change = [(502 - 891) / 891] x 100
Subtract the new number by the original number
502 - 891 = -389
-389 ÷ 891 = -0.43658810325476993
-0.43658810325476993 x 100 = -43.66%