-49.85% is the change from 987 to 495
Calculation steps:
[( 495 - 987 ) ÷ 987] x 100 = -49.85%
Formula
Percentage change = [(495 - 987) / 987] x 100
Subtract the new number by the original number
495 - 987 = -492
-492 ÷ 987 = -0.49848024316109424
-0.49848024316109424 x 100 = -49.85%