-7.41% is the change from 850 to 787
Calculation steps:
[( 787 - 850 ) ÷ 850] x 100 = -7.41%
Formula
Percentage change = [(787 - 850) / 850] x 100
Subtract the new number by the original number
787 - 850 = -63
-63 ÷ 850 = -0.07411764705882352
-0.07411764705882352 x 100 = -7.41%