-39.36% is the change from 869 to 527
Calculation steps:
[( 527 - 869 ) ÷ 869] x 100 = -39.36%
Formula
Percentage change = [(527 - 869) / 869] x 100
Subtract the new number by the original number
527 - 869 = -342
-342 ÷ 869 = -0.39355581127733025
-0.39355581127733025 x 100 = -39.36%