-27.41% is the change from 934 to 678
Calculation steps:
[( 678 - 934 ) ÷ 934] x 100 = -27.41%
Formula
Percentage change = [(678 - 934) / 934] x 100
Subtract the new number by the original number
678 - 934 = -256
-256 ÷ 934 = -0.2740899357601713
-0.2740899357601713 x 100 = -27.41%