-57.61% is the change from 828 to 351
Calculation steps:
[( 351 - 828 ) ÷ 828] x 100 = -57.61%
Formula
Percentage change = [(351 - 828) / 828] x 100
Subtract the new number by the original number
351 - 828 = -477
-477 ÷ 828 = -0.5760869565217391
-0.5760869565217391 x 100 = -57.61%