-77.57% is the change from 994 to 223
Calculation steps:
[( 223 - 994 ) ÷ 994] x 100 = -77.57%
Formula
Percentage change = [(223 - 994) / 994] x 100
Subtract the new number by the original number
223 - 994 = -771
-771 ÷ 994 = -0.7756539235412475
-0.7756539235412475 x 100 = -77.57%