-68.01% is the change from 397 to 127
Calculation steps:
[( 127 - 397 ) ÷ 397] x 100 = -68.01%
Formula
Percentage change = [(127 - 397) / 397] x 100
Subtract the new number by the original number
127 - 397 = -270
-270 ÷ 397 = -0.6801007556675063
-0.6801007556675063 x 100 = -68.01%