62.86% is the change from 210 to 342
Calculation steps:
[( 342 - 210 ) ÷ 210] x 100 = 62.86%
Formula
Percentage change = [(342 - 210) / 210] x 100
Subtract the new number by the original number
342 - 210 = 132
132 ÷ 210 = 0.6285714285714286
0.6285714285714286 x 100 = 62.86%