-41.66% is the change from 869 to 507
Calculation steps:
[( 507 - 869 ) ÷ 869] x 100 = -41.66%
Formula
Percentage change = [(507 - 869) / 869] x 100
Subtract the new number by the original number
507 - 869 = -362
-362 ÷ 869 = -0.41657077100115075
-0.41657077100115075 x 100 = -41.66%