935.94% is the change from 64 to 663
Calculation steps:
[( 663 - 64 ) ÷ 64] x 100 = 935.94%
Formula
Percentage change = [(663 - 64) / 64] x 100
Subtract the new number by the original number
663 - 64 = 599
599 ÷ 64 = 9.359375
9.359375 x 100 = 935.94%