-27.46% is the change from 914 to 663
Calculation steps:
[( 663 - 914 ) ÷ 914] x 100 = -27.46%
Formula
Percentage change = [(663 - 914) / 914] x 100
Subtract the new number by the original number
663 - 914 = -251
-251 ÷ 914 = -0.27461706783369805
-0.27461706783369805 x 100 = -27.46%