171.79% is the change from 78 to 212
Calculation steps:
[( 212 - 78 ) ÷ 78] x 100 = 171.79%
Formula
Percentage change = [(212 - 78) / 78] x 100
Subtract the new number by the original number
212 - 78 = 134
134 ÷ 78 = 1.7179487179487178
1.7179487179487178 x 100 = 171.79%