1418.75% is the change from 64 to 972
Calculation steps:
[( 972 - 64 ) ÷ 64] x 100 = 1418.75%
Formula
Percentage change = [(972 - 64) / 64] x 100
Subtract the new number by the original number
972 - 64 = 908
908 ÷ 64 = 14.1875
14.1875 x 100 = 1418.75%