-87.05% is the change from 772 to 100
Calculation steps:
[( 100 - 772 ) ÷ 772] x 100 = -87.05%
Formula
Percentage change = [(100 - 772) / 772] x 100
Subtract the new number by the original number
100 - 772 = -672
-672 ÷ 772 = -0.8704663212435233
-0.8704663212435233 x 100 = -87.05%