-43.41% is the change from 615 to 348
Calculation steps:
[( 348 - 615 ) ÷ 615] x 100 = -43.41%
Formula
Percentage change = [(348 - 615) / 615] x 100
Subtract the new number by the original number
348 - 615 = -267
-267 ÷ 615 = -0.43414634146341463
-0.43414634146341463 x 100 = -43.41%