149.49% is the change from 392 to 978
Calculation steps:
[( 978 - 392 ) ÷ 392] x 100 = 149.49%
Formula
Percentage change = [(978 - 392) / 392] x 100
Subtract the new number by the original number
978 - 392 = 586
586 ÷ 392 = 1.4948979591836735
1.4948979591836735 x 100 = 149.49%