-52.49% is the change from 945 to 449
Calculation steps:
[( 449 - 945 ) ÷ 945] x 100 = -52.49%
Formula
Percentage change = [(449 - 945) / 945] x 100
Subtract the new number by the original number
449 - 945 = -496
-496 ÷ 945 = -0.5248677248677248
-0.5248677248677248 x 100 = -52.49%