-1.88% is the change from 797 to 782
Calculation steps:
[( 782 - 797 ) ÷ 797] x 100 = -1.88%
Formula
Percentage change = [(782 - 797) / 797] x 100
Subtract the new number by the original number
782 - 797 = -15
-15 ÷ 797 = -0.018820577164366373
-0.018820577164366373 x 100 = -1.88%