-27.64% is the change from 767 to 555
Calculation steps:
[( 555 - 767 ) ÷ 767] x 100 = -27.64%
Formula
Percentage change = [(555 - 767) / 767] x 100
Subtract the new number by the original number
555 - 767 = -212
-212 ÷ 767 = -0.27640156453715775
-0.27640156453715775 x 100 = -27.64%