-48.05% is the change from 870 to 452
Calculation steps:
[( 452 - 870 ) ÷ 870] x 100 = -48.05%
Formula
Percentage change = [(452 - 870) / 870] x 100
Subtract the new number by the original number
452 - 870 = -418
-418 ÷ 870 = -0.4804597701149425
-0.4804597701149425 x 100 = -48.05%