726.98% is the change from 63 to 521
Calculation steps:
[( 521 - 63 ) ÷ 63] x 100 = 726.98%
Formula
Percentage change = [(521 - 63) / 63] x 100
Subtract the new number by the original number
521 - 63 = 458
458 ÷ 63 = 7.26984126984127
7.26984126984127 x 100 = 726.98%