-78.31% is the change from 687 to 149
Calculation steps:
[( 149 - 687 ) ÷ 687] x 100 = -78.31%
Formula
Percentage change = [(149 - 687) / 687] x 100
Subtract the new number by the original number
149 - 687 = -538
-538 ÷ 687 = -0.7831149927219796
-0.7831149927219796 x 100 = -78.31%