-51.97% is the change from 127 to 61
Calculation steps:
[( 61 - 127 ) ÷ 127] x 100 = -51.97%
Formula
Percentage change = [(61 - 127) / 127] x 100
Subtract the new number by the original number
61 - 127 = -66
-66 ÷ 127 = -0.5196850393700787
-0.5196850393700787 x 100 = -51.97%