338.1% is the change from 63 to 276
Calculation steps:
[( 276 - 63 ) ÷ 63] x 100 = 338.1%
Formula
Percentage change = [(276 - 63) / 63] x 100
Subtract the new number by the original number
276 - 63 = 213
213 ÷ 63 = 3.380952380952381
3.380952380952381 x 100 = 338.1%