68.42% is the change from 209 to 352
Calculation steps:
[( 352 - 209 ) ÷ 209] x 100 = 68.42%
Formula
Percentage change = [(352 - 209) / 209] x 100
Subtract the new number by the original number
352 - 209 = 143
143 ÷ 209 = 0.6842105263157895
0.6842105263157895 x 100 = 68.42%