27.91% is the change from 215 to 275
Calculation steps:
[( 275 - 215 ) ÷ 215] x 100 = 27.91%
Formula
Percentage change = [(275 - 215) / 215] x 100
Subtract the new number by the original number
275 - 215 = 60
60 ÷ 215 = 0.27906976744186046
0.27906976744186046 x 100 = 27.91%