463.93% is the change from 61 to 344
Calculation steps:
[( 344 - 61 ) ÷ 61] x 100 = 463.93%
Formula
Percentage change = [(344 - 61) / 61] x 100
Subtract the new number by the original number
344 - 61 = 283
283 ÷ 61 = 4.639344262295082
4.639344262295082 x 100 = 463.93%