1446.88% is the change from 64 to 990
Calculation steps:
[( 990 - 64 ) ÷ 64] x 100 = 1446.88%
Formula
Percentage change = [(990 - 64) / 64] x 100
Subtract the new number by the original number
990 - 64 = 926
926 ÷ 64 = 14.46875
14.46875 x 100 = 1446.88%