409.84% is the change from 61 to 311
Calculation steps:
[( 311 - 61 ) ÷ 61] x 100 = 409.84%
Formula
Percentage change = [(311 - 61) / 61] x 100
Subtract the new number by the original number
311 - 61 = 250
250 ÷ 61 = 4.098360655737705
4.098360655737705 x 100 = 409.84%