-39.32% is the change from 351 to 213
Calculation steps:
[( 213 - 351 ) ÷ 351] x 100 = -39.32%
Formula
Percentage change = [(213 - 351) / 351] x 100
Subtract the new number by the original number
213 - 351 = -138
-138 ÷ 351 = -0.39316239316239315
-0.39316239316239315 x 100 = -39.32%