77.4% is the change from 177 to 314
Calculation steps:
[( 314 - 177 ) ÷ 177] x 100 = 77.4%
Formula
Percentage change = [(314 - 177) / 177] x 100
Subtract the new number by the original number
314 - 177 = 137
137 ÷ 177 = 0.7740112994350282
0.7740112994350282 x 100 = 77.4%