61.45% is the change from 166 to 268
Calculation steps:
[( 268 - 166 ) ÷ 166] x 100 = 61.45%
Formula
Percentage change = [(268 - 166) / 166] x 100
Subtract the new number by the original number
268 - 166 = 102
102 ÷ 166 = 0.6144578313253012
0.6144578313253012 x 100 = 61.45%