-57.46% is the change from 717 to 305
Calculation steps:
[( 305 - 717 ) ÷ 717] x 100 = -57.46%
Formula
Percentage change = [(305 - 717) / 717] x 100
Subtract the new number by the original number
305 - 717 = -412
-412 ÷ 717 = -0.5746164574616457
-0.5746164574616457 x 100 = -57.46%