-31.03% is the change from 651 to 449
Calculation steps:
[( 449 - 651 ) ÷ 651] x 100 = -31.03%
Formula
Percentage change = [(449 - 651) / 651] x 100
Subtract the new number by the original number
449 - 651 = -202
-202 ÷ 651 = -0.3102918586789555
-0.3102918586789555 x 100 = -31.03%