229.55% is the change from 291 to 959
Calculation steps:
[( 959 - 291 ) ÷ 291] x 100 = 229.55%
Formula
Percentage change = [(959 - 291) / 291] x 100
Subtract the new number by the original number
959 - 291 = 668
668 ÷ 291 = 2.29553264604811
2.29553264604811 x 100 = 229.55%