-96.04% is the change from 379 to 15
Calculation steps:
[( 15 - 379 ) ÷ 379] x 100 = -96.04%
Formula
Percentage change = [(15 - 379) / 379] x 100
Subtract the new number by the original number
15 - 379 = -364
-364 ÷ 379 = -0.9604221635883905
-0.9604221635883905 x 100 = -96.04%