-78% is the change from 691 to 152
Calculation steps:
[( 152 - 691 ) ÷ 691] x 100 = -78%
Formula
Percentage change = [(152 - 691) / 691] x 100
Subtract the new number by the original number
152 - 691 = -539
-539 ÷ 691 = -0.7800289435600579
-0.7800289435600579 x 100 = -78%