189.06% is the change from 64 to 185
Calculation steps:
[( 185 - 64 ) ÷ 64] x 100 = 189.06%
Formula
Percentage change = [(185 - 64) / 64] x 100
Subtract the new number by the original number
185 - 64 = 121
121 ÷ 64 = 1.890625
1.890625 x 100 = 189.06%