-29.18% is the change from 891 to 631
Calculation steps:
[( 631 - 891 ) ÷ 891] x 100 = -29.18%
Formula
Percentage change = [(631 - 891) / 891] x 100
Subtract the new number by the original number
631 - 891 = -260
-260 ÷ 891 = -0.29180695847362514
-0.29180695847362514 x 100 = -29.18%