-26.16% is the change from 841 to 621
Calculation steps:
[( 621 - 841 ) ÷ 841] x 100 = -26.16%
Formula
Percentage change = [(621 - 841) / 841] x 100
Subtract the new number by the original number
621 - 841 = -220
-220 ÷ 841 = -0.2615933412604043
-0.2615933412604043 x 100 = -26.16%