236.08% is the change from 291 to 978
Calculation steps:
[( 978 - 291 ) ÷ 291] x 100 = 236.08%
Formula
Percentage change = [(978 - 291) / 291] x 100
Subtract the new number by the original number
978 - 291 = 687
687 ÷ 291 = 2.3608247422680413
2.3608247422680413 x 100 = 236.08%