47.48% is the change from 615 to 907
Calculation steps:
[( 907 - 615 ) ÷ 615] x 100 = 47.48%
Formula
Percentage change = [(907 - 615) / 615] x 100
Subtract the new number by the original number
907 - 615 = 292
292 ÷ 615 = 0.47479674796747967
0.47479674796747967 x 100 = 47.48%