50.28% is the change from 177 to 266
Calculation steps:
[( 266 - 177 ) ÷ 177] x 100 = 50.28%
Formula
Percentage change = [(266 - 177) / 177] x 100
Subtract the new number by the original number
266 - 177 = 89
89 ÷ 177 = 0.5028248587570622
0.5028248587570622 x 100 = 50.28%