-58.8% is the change from 665 to 274
Calculation steps:
[( 274 - 665 ) ÷ 665] x 100 = -58.8%
Formula
Percentage change = [(274 - 665) / 665] x 100
Subtract the new number by the original number
274 - 665 = -391
-391 ÷ 665 = -0.58796992481203
-0.58796992481203 x 100 = -58.8%