70.33% is the change from 209 to 356
Calculation steps:
[( 356 - 209 ) ÷ 209] x 100 = 70.33%
Formula
Percentage change = [(356 - 209) / 209] x 100
Subtract the new number by the original number
356 - 209 = 147
147 ÷ 209 = 0.7033492822966507
0.7033492822966507 x 100 = 70.33%