-72.1% is the change from 767 to 214
Calculation steps:
[( 214 - 767 ) ÷ 767] x 100 = -72.1%
Formula
Percentage change = [(214 - 767) / 767] x 100
Subtract the new number by the original number
214 - 767 = -553
-553 ÷ 767 = -0.7209908735332464
-0.7209908735332464 x 100 = -72.1%