-9.79% is the change from 705 to 636
Calculation steps:
[( 636 - 705 ) ÷ 705] x 100 = -9.79%
Formula
Percentage change = [(636 - 705) / 705] x 100
Subtract the new number by the original number
636 - 705 = -69
-69 ÷ 705 = -0.09787234042553192
-0.09787234042553192 x 100 = -9.79%