-18.45% is the change from 336 to 274
Calculation steps:
[( 274 - 336 ) ÷ 336] x 100 = -18.45%
Formula
Percentage change = [(274 - 336) / 336] x 100
Subtract the new number by the original number
274 - 336 = -62
-62 ÷ 336 = -0.18452380952380953
-0.18452380952380953 x 100 = -18.45%