384.13% is the change from 63 to 305
Calculation steps:
[( 305 - 63 ) ÷ 63] x 100 = 384.13%
Formula
Percentage change = [(305 - 63) / 63] x 100
Subtract the new number by the original number
305 - 63 = 242
242 ÷ 63 = 3.8412698412698414
3.8412698412698414 x 100 = 384.13%