-1.87% is the change from 588 to 577
Calculation steps:
[( 577 - 588 ) ÷ 588] x 100 = -1.87%
Formula
Percentage change = [(577 - 588) / 588] x 100
Subtract the new number by the original number
577 - 588 = -11
-11 ÷ 588 = -0.01870748299319728
-0.01870748299319728 x 100 = -1.87%