73.26% is the change from 187 to 324
Calculation steps:
[( 324 - 187 ) ÷ 187] x 100 = 73.26%
Formula
Percentage change = [(324 - 187) / 187] x 100
Subtract the new number by the original number
324 - 187 = 137
137 ÷ 187 = 0.732620320855615
0.732620320855615 x 100 = 73.26%