-22.13% is the change from 348 to 271
Calculation steps:
[( 271 - 348 ) ÷ 348] x 100 = -22.13%
Formula
Percentage change = [(271 - 348) / 348] x 100
Subtract the new number by the original number
271 - 348 = -77
-77 ÷ 348 = -0.22126436781609196
-0.22126436781609196 x 100 = -22.13%