42.61% is the change from 589 to 840
Calculation steps:
[( 840 - 589 ) ÷ 589] x 100 = 42.61%
Formula
Percentage change = [(840 - 589) / 589] x 100
Subtract the new number by the original number
840 - 589 = 251
251 ÷ 589 = 0.42614601018675724
0.42614601018675724 x 100 = 42.61%