67.8% is the change from 59 to 99
Calculation steps:
[( 99 - 59 ) ÷ 59] x 100 = 67.8%
Formula
Percentage change = [(99 - 59) / 59] x 100
Subtract the new number by the original number
99 - 59 = 40
40 ÷ 59 = 0.6779661016949152
0.6779661016949152 x 100 = 67.8%