8.52% is the change from 270 to 293
Calculation steps:
[( 293 - 270 ) ÷ 270] x 100 = 8.52%
Formula
Percentage change = [(293 - 270) / 270] x 100
Subtract the new number by the original number
293 - 270 = 23
23 ÷ 270 = 0.08518518518518518
0.08518518518518518 x 100 = 8.52%