64.33% is the change from 342 to 562
Calculation steps:
[( 562 - 342 ) ÷ 342] x 100 = 64.33%
Formula
Percentage change = [(562 - 342) / 342] x 100
Subtract the new number by the original number
562 - 342 = 220
220 ÷ 342 = 0.6432748538011696
0.6432748538011696 x 100 = 64.33%