-71.88% is the change from 786 to 221
Calculation steps:
[( 221 - 786 ) ÷ 786] x 100 = -71.88%
Formula
Percentage change = [(221 - 786) / 786] x 100
Subtract the new number by the original number
221 - 786 = -565
-565 ÷ 786 = -0.7188295165394402
-0.7188295165394402 x 100 = -71.88%