667.77% is the change from 121 to 929
Calculation steps:
[( 929 - 121 ) ÷ 121] x 100 = 667.77%
Formula
Percentage change = [(929 - 121) / 121] x 100
Subtract the new number by the original number
929 - 121 = 808
808 ÷ 121 = 6.677685950413223
6.677685950413223 x 100 = 667.77%