100.56% is the change from 177 to 355
Calculation steps:
[( 355 - 177 ) ÷ 177] x 100 = 100.56%
Formula
Percentage change = [(355 - 177) / 177] x 100
Subtract the new number by the original number
355 - 177 = 178
178 ÷ 177 = 1.0056497175141244
1.0056497175141244 x 100 = 100.56%