-53.42% is the change from 863 to 402
Calculation steps:
[( 402 - 863 ) ÷ 863] x 100 = -53.42%
Formula
Percentage change = [(402 - 863) / 863] x 100
Subtract the new number by the original number
402 - 863 = -461
-461 ÷ 863 = -0.5341830822711472
-0.5341830822711472 x 100 = -53.42%