35.29% is the change from 680 to 920
Calculation steps:
[( 920 - 680 ) ÷ 680] x 100 = 35.29%
Formula
Percentage change = [(920 - 680) / 680] x 100
Subtract the new number by the original number
920 - 680 = 240
240 ÷ 680 = 0.35294117647058826
0.35294117647058826 x 100 = 35.29%