45% is the change from 680 to 986
Calculation steps:
[( 986 - 680 ) ÷ 680] x 100 = 45%
Formula
Percentage change = [(986 - 680) / 680] x 100
Subtract the new number by the original number
986 - 680 = 306
306 ÷ 680 = 0.45
0.45 x 100 = 45%
Example