70.39% is the change from 206 to 351
Calculation steps:
[( 351 - 206 ) ÷ 206] x 100 = 70.39%
Formula
Percentage change = [(351 - 206) / 206] x 100
Subtract the new number by the original number
351 - 206 = 145
145 ÷ 206 = 0.7038834951456311
0.7038834951456311 x 100 = 70.39%