39.13% is the change from 207 to 288
Calculation steps:
[( 288 - 207 ) ÷ 207] x 100 = 39.13%
Formula
Percentage change = [(288 - 207) / 207] x 100
Subtract the new number by the original number
288 - 207 = 81
81 ÷ 207 = 0.391304347826087
0.391304347826087 x 100 = 39.13%