-8.84% is the change from 701 to 639
Calculation steps:
[( 639 - 701 ) ÷ 701] x 100 = -8.84%
Formula
Percentage change = [(639 - 701) / 701] x 100
Subtract the new number by the original number
639 - 701 = -62
-62 ÷ 701 = -0.0884450784593438
-0.0884450784593438 x 100 = -8.84%