-29.49% is the change from 356 to 251
Calculation steps:
[( 251 - 356 ) ÷ 356] x 100 = -29.49%
Formula
Percentage change = [(251 - 356) / 356] x 100
Subtract the new number by the original number
251 - 356 = -105
-105 ÷ 356 = -0.2949438202247191
-0.2949438202247191 x 100 = -29.49%