12.71% is the change from 236 to 266
Calculation steps:
[( 266 - 236 ) ÷ 236] x 100 = 12.71%
Formula
Percentage change = [(266 - 236) / 236] x 100
Subtract the new number by the original number
266 - 236 = 30
30 ÷ 236 = 0.1271186440677966
0.1271186440677966 x 100 = 12.71%