-19.44% is the change from 787 to 634
Calculation steps:
[( 634 - 787 ) ÷ 787] x 100 = -19.44%
Formula
Percentage change = [(634 - 787) / 787] x 100
Subtract the new number by the original number
634 - 787 = -153
-153 ÷ 787 = -0.19440914866581957
-0.19440914866581957 x 100 = -19.44%