-75.18% is the change from 991 to 246
Calculation steps:
[( 246 - 991 ) ÷ 991] x 100 = -75.18%
Formula
Percentage change = [(246 - 991) / 991] x 100
Subtract the new number by the original number
246 - 991 = -745
-745 ÷ 991 = -0.751765893037336
-0.751765893037336 x 100 = -75.18%