-15.76% is the change from 920 to 775
Calculation steps:
[( 775 - 920 ) ÷ 920] x 100 = -15.76%
Formula
Percentage change = [(775 - 920) / 920] x 100
Subtract the new number by the original number
775 - 920 = -145
-145 ÷ 920 = -0.15760869565217392
-0.15760869565217392 x 100 = -15.76%