210.73% is the change from 177 to 550
Calculation steps:
[( 550 - 177 ) ÷ 177] x 100 = 210.73%
Formula
Percentage change = [(550 - 177) / 177] x 100
Subtract the new number by the original number
550 - 177 = 373
373 ÷ 177 = 2.1073446327683616
2.1073446327683616 x 100 = 210.73%