50% is the change from 652 to 978
Calculation steps:
[( 978 - 652 ) ÷ 652] x 100 = 50%
Formula
Percentage change = [(978 - 652) / 652] x 100
Subtract the new number by the original number
978 - 652 = 326
326 ÷ 652 = 0.5
0.5 x 100 = 50%
Example