-29.87% is the change from 780 to 547
Calculation steps:
[( 547 - 780 ) ÷ 780] x 100 = -29.87%
Formula
Percentage change = [(547 - 780) / 780] x 100
Subtract the new number by the original number
547 - 780 = -233
-233 ÷ 780 = -0.2987179487179487
-0.2987179487179487 x 100 = -29.87%