152.25% is the change from 333 to 840
Calculation steps:
[( 840 - 333 ) ÷ 333] x 100 = 152.25%
Formula
Percentage change = [(840 - 333) / 333] x 100
Subtract the new number by the original number
840 - 333 = 507
507 ÷ 333 = 1.5225225225225225
1.5225225225225225 x 100 = 152.25%