-98.4% is the change from 687 to 11
Calculation steps:
[( 11 - 687 ) ÷ 687] x 100 = -98.4%
Formula
Percentage change = [(11 - 687) / 687] x 100
Subtract the new number by the original number
11 - 687 = -676
-676 ÷ 687 = -0.9839883551673945
-0.9839883551673945 x 100 = -98.4%