60.19% is the change from 216 to 346
Calculation steps:
[( 346 - 216 ) ÷ 216] x 100 = 60.19%
Formula
Percentage change = [(346 - 216) / 216] x 100
Subtract the new number by the original number
346 - 216 = 130
130 ÷ 216 = 0.6018518518518519
0.6018518518518519 x 100 = 60.19%