109.9% is the change from 293 to 615
Calculation steps:
[( 615 - 293 ) ÷ 293] x 100 = 109.9%
Formula
Percentage change = [(615 - 293) / 293] x 100
Subtract the new number by the original number
615 - 293 = 322
322 ÷ 293 = 1.098976109215017
1.098976109215017 x 100 = 109.9%