151.75% is the change from 342 to 861
Calculation steps:
[( 861 - 342 ) ÷ 342] x 100 = 151.75%
Formula
Percentage change = [(861 - 342) / 342] x 100
Subtract the new number by the original number
861 - 342 = 519
519 ÷ 342 = 1.5175438596491229
1.5175438596491229 x 100 = 151.75%