90.99% is the change from 322 to 615
Calculation steps:
[( 615 - 322 ) ÷ 322] x 100 = 90.99%
Formula
Percentage change = [(615 - 322) / 322] x 100
Subtract the new number by the original number
615 - 322 = 293
293 ÷ 322 = 0.9099378881987578
0.9099378881987578 x 100 = 90.99%