-34.8% is the change from 816 to 532
Calculation steps:
[( 532 - 816 ) ÷ 816] x 100 = -34.8%
Formula
Percentage change = [(532 - 816) / 816] x 100
Subtract the new number by the original number
532 - 816 = -284
-284 ÷ 816 = -0.3480392156862745
-0.3480392156862745 x 100 = -34.8%