-21.39% is the change from 346 to 272
Calculation steps:
[( 272 - 346 ) ÷ 346] x 100 = -21.39%
Formula
Percentage change = [(272 - 346) / 346] x 100
Subtract the new number by the original number
272 - 346 = -74
-74 ÷ 346 = -0.2138728323699422
-0.2138728323699422 x 100 = -21.39%