-90.74% is the change from 940 to 87
Calculation steps:
[( 87 - 940 ) ÷ 940] x 100 = -90.74%
Formula
Percentage change = [(87 - 940) / 940] x 100
Subtract the new number by the original number
87 - 940 = -853
-853 ÷ 940 = -0.9074468085106383
-0.9074468085106383 x 100 = -90.74%