671.9% is the change from 121 to 934
Calculation steps:
[( 934 - 121 ) ÷ 121] x 100 = 671.9%
Formula
Percentage change = [(934 - 121) / 121] x 100
Subtract the new number by the original number
934 - 121 = 813
813 ÷ 121 = 6.7190082644628095
6.7190082644628095 x 100 = 671.9%