708.26% is the change from 121 to 978
Calculation steps:
[( 978 - 121 ) ÷ 121] x 100 = 708.26%
Formula
Percentage change = [(978 - 121) / 121] x 100
Subtract the new number by the original number
978 - 121 = 857
857 ÷ 121 = 7.082644628099174
7.082644628099174 x 100 = 708.26%