391.53% is the change from 177 to 870
Calculation steps:
[( 870 - 177 ) ÷ 177] x 100 = 391.53%
Formula
Percentage change = [(870 - 177) / 177] x 100
Subtract the new number by the original number
870 - 177 = 693
693 ÷ 177 = 3.9152542372881354
3.9152542372881354 x 100 = 391.53%