-81.76% is the change from 148 to 27
Calculation steps:
[( 27 - 148 ) ÷ 148] x 100 = -81.76%
Formula
Percentage change = [(27 - 148) / 148] x 100
Subtract the new number by the original number
27 - 148 = -121
-121 ÷ 148 = -0.8175675675675675
-0.8175675675675675 x 100 = -81.76%