61.99% is the change from 342 to 554
Calculation steps:
[( 554 - 342 ) ÷ 342] x 100 = 61.99%
Formula
Percentage change = [(554 - 342) / 342] x 100
Subtract the new number by the original number
554 - 342 = 212
212 ÷ 342 = 0.6198830409356725
0.6198830409356725 x 100 = 61.99%