-85.74% is the change from 687 to 98
Calculation steps:
[( 98 - 687 ) ÷ 687] x 100 = -85.74%
Formula
Percentage change = [(98 - 687) / 687] x 100
Subtract the new number by the original number
98 - 687 = -589
-589 ÷ 687 = -0.8573508005822417
-0.8573508005822417 x 100 = -85.74%