15.6% is the change from 532 to 615
Calculation steps:
[( 615 - 532 ) ÷ 532] x 100 = 15.6%
Formula
Percentage change = [(615 - 532) / 532] x 100
Subtract the new number by the original number
615 - 532 = 83
83 ÷ 532 = 0.15601503759398497
0.15601503759398497 x 100 = 15.6%