-73.46% is the change from 814 to 216
Calculation steps:
[( 216 - 814 ) ÷ 814] x 100 = -73.46%
Formula
Percentage change = [(216 - 814) / 814] x 100
Subtract the new number by the original number
216 - 814 = -598
-598 ÷ 814 = -0.7346437346437347
-0.7346437346437347 x 100 = -73.46%