-57.72% is the change from 745 to 315
Calculation steps:
[( 315 - 745 ) ÷ 745] x 100 = -57.72%
Formula
Percentage change = [(315 - 745) / 745] x 100
Subtract the new number by the original number
315 - 745 = -430
-430 ÷ 745 = -0.5771812080536913
-0.5771812080536913 x 100 = -57.72%