-29.21% is the change from 445 to 315
Calculation steps:
[( 315 - 445 ) ÷ 445] x 100 = -29.21%
Formula
Percentage change = [(315 - 445) / 445] x 100
Subtract the new number by the original number
315 - 445 = -130
-130 ÷ 445 = -0.29213483146067415
-0.29213483146067415 x 100 = -29.21%