-31.15% is the change from 655 to 451
Calculation steps:
[( 451 - 655 ) ÷ 655] x 100 = -31.15%
Formula
Percentage change = [(451 - 655) / 655] x 100
Subtract the new number by the original number
451 - 655 = -204
-204 ÷ 655 = -0.3114503816793893
-0.3114503816793893 x 100 = -31.15%