990.63% is the change from 64 to 698
Calculation steps:
[( 698 - 64 ) ÷ 64] x 100 = 990.63%
Formula
Percentage change = [(698 - 64) / 64] x 100
Subtract the new number by the original number
698 - 64 = 634
634 ÷ 64 = 9.90625
9.90625 x 100 = 990.63%
Example