398.36% is the change from 61 to 304
Calculation steps:
[( 304 - 61 ) ÷ 61] x 100 = 398.36%
Formula
Percentage change = [(304 - 61) / 61] x 100
Subtract the new number by the original number
304 - 61 = 243
243 ÷ 61 = 3.9836065573770494
3.9836065573770494 x 100 = 398.36%
Example