-35.01% is the change from 877 to 570
Calculation steps:
[( 570 - 877 ) ÷ 877] x 100 = -35.01%
Formula
Percentage change = [(570 - 877) / 877] x 100
Subtract the new number by the original number
570 - 877 = -307
-307 ÷ 877 = -0.3500570125427594
-0.3500570125427594 x 100 = -35.01%