-77.62% is the change from 697 to 156
Calculation steps:
[( 156 - 697 ) ÷ 697] x 100 = -77.62%
Formula
Percentage change = [(156 - 697) / 697] x 100
Subtract the new number by the original number
156 - 697 = -541
-541 ÷ 697 = -0.776183644189383
-0.776183644189383 x 100 = -77.62%