52.85% is the change from 615 to 940
Calculation steps:
[( 940 - 615 ) ÷ 615] x 100 = 52.85%
Formula
Percentage change = [(940 - 615) / 615] x 100
Subtract the new number by the original number
940 - 615 = 325
325 ÷ 615 = 0.5284552845528455
0.5284552845528455 x 100 = 52.85%