-11.91% is the change from 705 to 621
Calculation steps:
[( 621 - 705 ) ÷ 705] x 100 = -11.91%
Formula
Percentage change = [(621 - 705) / 705] x 100
Subtract the new number by the original number
621 - 705 = -84
-84 ÷ 705 = -0.11914893617021277
-0.11914893617021277 x 100 = -11.91%