51.71% is the change from 615 to 933
Calculation steps:
[( 933 - 615 ) ÷ 615] x 100 = 51.71%
Formula
Percentage change = [(933 - 615) / 615] x 100
Subtract the new number by the original number
933 - 615 = 318
318 ÷ 615 = 0.5170731707317073
0.5170731707317073 x 100 = 51.71%