-27.75% is the change from 872 to 630
Calculation steps:
[( 630 - 872 ) ÷ 872] x 100 = -27.75%
Formula
Percentage change = [(630 - 872) / 872] x 100
Subtract the new number by the original number
630 - 872 = -242
-242 ÷ 872 = -0.2775229357798165
-0.2775229357798165 x 100 = -27.75%