93.28% is the change from 506 to 978
Calculation steps:
[( 978 - 506 ) ÷ 506] x 100 = 93.28%
Formula
Percentage change = [(978 - 506) / 506] x 100
Subtract the new number by the original number
978 - 506 = 472
472 ÷ 506 = 0.932806324110672
0.932806324110672 x 100 = 93.28%