-83.77% is the change from 536 to 87
Calculation steps:
[( 87 - 536 ) ÷ 536] x 100 = -83.77%
Formula
Percentage change = [(87 - 536) / 536] x 100
Subtract the new number by the original number
87 - 536 = -449
-449 ÷ 536 = -0.8376865671641791
-0.8376865671641791 x 100 = -83.77%