-53.4% is the change from 676 to 315
Calculation steps:
[( 315 - 676 ) ÷ 676] x 100 = -53.4%
Formula
Percentage change = [(315 - 676) / 676] x 100
Subtract the new number by the original number
315 - 676 = -361
-361 ÷ 676 = -0.5340236686390533
-0.5340236686390533 x 100 = -53.4%