277.97% is the change from 177 to 669
Calculation steps:
[( 669 - 177 ) ÷ 177] x 100 = 277.97%
Formula
Percentage change = [(669 - 177) / 177] x 100
Subtract the new number by the original number
669 - 177 = 492
492 ÷ 177 = 2.7796610169491527
2.7796610169491527 x 100 = 277.97%