-96.99% is the change from 632 to 19
Calculation steps:
[( 19 - 632 ) ÷ 632] x 100 = -96.99%
Formula
Percentage change = [(19 - 632) / 632] x 100
Subtract the new number by the original number
19 - 632 = -613
-613 ÷ 632 = -0.9699367088607594
-0.9699367088607594 x 100 = -96.99%