40.47% is the change from 598 to 840
Calculation steps:
[( 840 - 598 ) ÷ 598] x 100 = 40.47%
Formula
Percentage change = [(840 - 598) / 598] x 100
Subtract the new number by the original number
840 - 598 = 242
242 ÷ 598 = 0.40468227424749165
0.40468227424749165 x 100 = 40.47%