-70.27% is the change from 767 to 228
Calculation steps:
[( 228 - 767 ) ÷ 767] x 100 = -70.27%
Formula
Percentage change = [(228 - 767) / 767] x 100
Subtract the new number by the original number
228 - 767 = -539
-539 ÷ 767 = -0.7027379400260756
-0.7027379400260756 x 100 = -70.27%