-43.35% is the change from 556 to 315
Calculation steps:
[( 315 - 556 ) ÷ 556] x 100 = -43.35%
Formula
Percentage change = [(315 - 556) / 556] x 100
Subtract the new number by the original number
315 - 556 = -241
-241 ÷ 556 = -0.43345323741007197
-0.43345323741007197 x 100 = -43.35%