-53.76% is the change from 971 to 449
Calculation steps:
[( 449 - 971 ) ÷ 971] x 100 = -53.76%
Formula
Percentage change = [(449 - 971) / 971] x 100
Subtract the new number by the original number
449 - 971 = -522
-522 ÷ 971 = -0.537590113285273
-0.537590113285273 x 100 = -53.76%