-65.3% is the change from 781 to 271
Calculation steps:
[( 271 - 781 ) ÷ 781] x 100 = -65.3%
Formula
Percentage change = [(271 - 781) / 781] x 100
Subtract the new number by the original number
271 - 781 = -510
-510 ÷ 781 = -0.6530089628681178
-0.6530089628681178 x 100 = -65.3%