-68.85% is the change from 780 to 243
Calculation steps:
[( 243 - 780 ) ÷ 780] x 100 = -68.85%
Formula
Percentage change = [(243 - 780) / 780] x 100
Subtract the new number by the original number
243 - 780 = -537
-537 ÷ 780 = -0.6884615384615385
-0.6884615384615385 x 100 = -68.85%