64.49% is the change from 214 to 352
Calculation steps:
[( 352 - 214 ) ÷ 214] x 100 = 64.49%
Formula
Percentage change = [(352 - 214) / 214] x 100
Subtract the new number by the original number
352 - 214 = 138
138 ÷ 214 = 0.6448598130841121
0.6448598130841121 x 100 = 64.49%