-9.65% is the change from 705 to 637
Calculation steps:
[( 637 - 705 ) ÷ 705] x 100 = -9.65%
Formula
Percentage change = [(637 - 705) / 705] x 100
Subtract the new number by the original number
637 - 705 = -68
-68 ÷ 705 = -0.09645390070921986
-0.09645390070921986 x 100 = -9.65%