-18.21% is the change from 758 to 620
Calculation steps:
[( 620 - 758 ) ÷ 758] x 100 = -18.21%
Formula
Percentage change = [(620 - 758) / 758] x 100
Subtract the new number by the original number
620 - 758 = -138
-138 ÷ 758 = -0.1820580474934037
-0.1820580474934037 x 100 = -18.21%