-50.88% is the change from 910 to 447
Calculation steps:
[( 447 - 910 ) ÷ 910] x 100 = -50.88%
Formula
Percentage change = [(447 - 910) / 910] x 100
Subtract the new number by the original number
447 - 910 = -463
-463 ÷ 910 = -0.5087912087912088
-0.5087912087912088 x 100 = -50.88%