-77.76% is the change from 697 to 155
Calculation steps:
[( 155 - 697 ) ÷ 697] x 100 = -77.76%
Formula
Percentage change = [(155 - 697) / 697] x 100
Subtract the new number by the original number
155 - 697 = -542
-542 ÷ 697 = -0.7776183644189383
-0.7776183644189383 x 100 = -77.76%