55.07% is the change from 414 to 642
Calculation steps:
[( 642 - 414 ) ÷ 414] x 100 = 55.07%
Formula
Percentage change = [(642 - 414) / 414] x 100
Subtract the new number by the original number
642 - 414 = 228
228 ÷ 414 = 0.5507246376811594
0.5507246376811594 x 100 = 55.07%