-72.29% is the change from 783 to 217
Calculation steps:
[( 217 - 783 ) ÷ 783] x 100 = -72.29%
Formula
Percentage change = [(217 - 783) / 783] x 100
Subtract the new number by the original number
217 - 783 = -566
-566 ÷ 783 = -0.722860791826309
-0.722860791826309 x 100 = -72.29%