-58.21% is the change from 816 to 341
Calculation steps:
[( 341 - 816 ) ÷ 816] x 100 = -58.21%
Formula
Percentage change = [(341 - 816) / 816] x 100
Subtract the new number by the original number
341 - 816 = -475
-475 ÷ 816 = -0.5821078431372549
-0.5821078431372549 x 100 = -58.21%