6.45% is the change from 93 to 99
Calculation steps:
[( 99 - 93 ) ÷ 93] x 100 = 6.45%
Formula
Percentage change = [(99 - 93) / 93] x 100
Subtract the new number by the original number
99 - 93 = 6
6 ÷ 93 = 0.06451612903225806
0.06451612903225806 x 100 = 6.45%