43.09% is the change from 615 to 880
Calculation steps:
[( 880 - 615 ) ÷ 615] x 100 = 43.09%
Formula
Percentage change = [(880 - 615) / 615] x 100
Subtract the new number by the original number
880 - 615 = 265
265 ÷ 615 = 0.43089430894308944
0.43089430894308944 x 100 = 43.09%