333.97% is the change from 156 to 677
Calculation steps:
[( 677 - 156 ) ÷ 156] x 100 = 333.97%
Formula
Percentage change = [(677 - 156) / 156] x 100
Subtract the new number by the original number
677 - 156 = 521
521 ÷ 156 = 3.33974358974359
3.33974358974359 x 100 = 333.97%