-40.97% is the change from 869 to 513
Calculation steps:
[( 513 - 869 ) ÷ 869] x 100 = -40.97%
Formula
Percentage change = [(513 - 869) / 869] x 100
Subtract the new number by the original number
513 - 869 = -356
-356 ÷ 869 = -0.4096662830840046
-0.4096662830840046 x 100 = -40.97%