169.7% is the change from 66 to 178
Calculation steps:
[( 178 - 66 ) ÷ 66] x 100 = 169.7%
Formula
Percentage change = [(178 - 66) / 66] x 100
Subtract the new number by the original number
178 - 66 = 112
112 ÷ 66 = 1.696969696969697
1.696969696969697 x 100 = 169.7%