-17.66% is the change from 787 to 648
Calculation steps:
[( 648 - 787 ) ÷ 787] x 100 = -17.66%
Formula
Percentage change = [(648 - 787) / 787] x 100
Subtract the new number by the original number
648 - 787 = -139
-139 ÷ 787 = -0.17662007623888182
-0.17662007623888182 x 100 = -17.66%