-74.71% is the change from 348 to 88
Calculation steps:
[( 88 - 348 ) ÷ 348] x 100 = -74.71%
Formula
Percentage change = [(88 - 348) / 348] x 100
Subtract the new number by the original number
88 - 348 = -260
-260 ÷ 348 = -0.7471264367816092
-0.7471264367816092 x 100 = -74.71%