393.65% is the change from 63 to 311
Calculation steps:
[( 311 - 63 ) ÷ 63] x 100 = 393.65%
Formula
Percentage change = [(311 - 63) / 63] x 100
Subtract the new number by the original number
311 - 63 = 248
248 ÷ 63 = 3.9365079365079363
3.9365079365079363 x 100 = 393.65%