143.57% is the change from 342 to 833
Calculation steps:
[( 833 - 342 ) ÷ 342] x 100 = 143.57%
Formula
Percentage change = [(833 - 342) / 342] x 100
Subtract the new number by the original number
833 - 342 = 491
491 ÷ 342 = 1.435672514619883
1.435672514619883 x 100 = 143.57%