-2.18% is the change from 781 to 764
Calculation steps:
[( 764 - 781 ) ÷ 781] x 100 = -2.18%
Formula
Percentage change = [(764 - 781) / 781] x 100
Subtract the new number by the original number
764 - 781 = -17
-17 ÷ 781 = -0.02176696542893726
-0.02176696542893726 x 100 = -2.18%