-71.75% is the change from 807 to 228
Calculation steps:
[( 228 - 807 ) ÷ 807] x 100 = -71.75%
Formula
Percentage change = [(228 - 807) / 807] x 100
Subtract the new number by the original number
228 - 807 = -579
-579 ÷ 807 = -0.7174721189591078
-0.7174721189591078 x 100 = -71.75%