344.91% is the change from 216 to 961
Calculation steps:
[( 961 - 216 ) ÷ 216] x 100 = 344.91%
Formula
Percentage change = [(961 - 216) / 216] x 100
Subtract the new number by the original number
961 - 216 = 745
745 ÷ 216 = 3.449074074074074
3.449074074074074 x 100 = 344.91%