-5.1% is the change from 608 to 577
Calculation steps:
[( 577 - 608 ) ÷ 608] x 100 = -5.1%
Formula
Percentage change = [(577 - 608) / 608] x 100
Subtract the new number by the original number
577 - 608 = -31
-31 ÷ 608 = -0.05098684210526316
-0.05098684210526316 x 100 = -5.1%