-24.85% is the change from 334 to 251
Calculation steps:
[( 251 - 334 ) ÷ 334] x 100 = -24.85%
Formula
Percentage change = [(251 - 334) / 334] x 100
Subtract the new number by the original number
251 - 334 = -83
-83 ÷ 334 = -0.24850299401197604
-0.24850299401197604 x 100 = -24.85%