-63.37% is the change from 991 to 363
Calculation steps:
[( 363 - 991 ) ÷ 991] x 100 = -63.37%
Formula
Percentage change = [(363 - 991) / 991] x 100
Subtract the new number by the original number
363 - 991 = -628
-628 ÷ 991 = -0.6337033299697276
-0.6337033299697276 x 100 = -63.37%