59.51% is the change from 615 to 981
Calculation steps:
[( 981 - 615 ) ÷ 615] x 100 = 59.51%
Formula
Percentage change = [(981 - 615) / 615] x 100
Subtract the new number by the original number
981 - 615 = 366
366 ÷ 615 = 0.5951219512195122
0.5951219512195122 x 100 = 59.51%