-87.09% is the change from 674 to 87
Calculation steps:
[( 87 - 674 ) ÷ 674] x 100 = -87.09%
Formula
Percentage change = [(87 - 674) / 674] x 100
Subtract the new number by the original number
87 - 674 = -587
-587 ÷ 674 = -0.870919881305638
-0.870919881305638 x 100 = -87.09%