-87.95% is the change from 838 to 101
Calculation steps:
[( 101 - 838 ) ÷ 838] x 100 = -87.95%
Formula
Percentage change = [(101 - 838) / 838] x 100
Subtract the new number by the original number
101 - 838 = -737
-737 ÷ 838 = -0.8794749403341289
-0.8794749403341289 x 100 = -87.95%