47.97% is the change from 615 to 910
Calculation steps:
[( 910 - 615 ) ÷ 615] x 100 = 47.97%
Formula
Percentage change = [(910 - 615) / 615] x 100
Subtract the new number by the original number
910 - 615 = 295
295 ÷ 615 = 0.4796747967479675
0.4796747967479675 x 100 = 47.97%