-28.77% is the change from 928 to 661
Calculation steps:
[( 661 - 928 ) ÷ 928] x 100 = -28.77%
Formula
Percentage change = [(661 - 928) / 928] x 100
Subtract the new number by the original number
661 - 928 = -267
-267 ÷ 928 = -0.28771551724137934
-0.28771551724137934 x 100 = -28.77%