-26.07% is the change from 844 to 624
Calculation steps:
[( 624 - 844 ) ÷ 844] x 100 = -26.07%
Formula
Percentage change = [(624 - 844) / 844] x 100
Subtract the new number by the original number
624 - 844 = -220
-220 ÷ 844 = -0.26066350710900477
-0.26066350710900477 x 100 = -26.07%