56.59% is the change from 615 to 963
Calculation steps:
[( 963 - 615 ) ÷ 615] x 100 = 56.59%
Formula
Percentage change = [(963 - 615) / 615] x 100
Subtract the new number by the original number
963 - 615 = 348
348 ÷ 615 = 0.5658536585365853
0.5658536585365853 x 100 = 56.59%