-6.92% is the change from 824 to 767
Calculation steps:
[( 767 - 824 ) ÷ 824] x 100 = -6.92%
Formula
Percentage change = [(767 - 824) / 824] x 100
Subtract the new number by the original number
767 - 824 = -57
-57 ÷ 824 = -0.0691747572815534
-0.0691747572815534 x 100 = -6.92%