-71.45% is the change from 816 to 233
Calculation steps:
[( 233 - 816 ) ÷ 816] x 100 = -71.45%
Formula
Percentage change = [(233 - 816) / 816] x 100
Subtract the new number by the original number
233 - 816 = -583
-583 ÷ 816 = -0.7144607843137255
-0.7144607843137255 x 100 = -71.45%