66.35% is the change from 211 to 351
Calculation steps:
[( 351 - 211 ) ÷ 211] x 100 = 66.35%
Formula
Percentage change = [(351 - 211) / 211] x 100
Subtract the new number by the original number
351 - 211 = 140
140 ÷ 211 = 0.6635071090047393
0.6635071090047393 x 100 = 66.35%