17.78% is the change from 180 to 212
Calculation steps:
[( 212 - 180 ) ÷ 180] x 100 = 17.78%
Formula
Percentage change = [(212 - 180) / 180] x 100
Subtract the new number by the original number
212 - 180 = 32
32 ÷ 180 = 0.17777777777777778
0.17777777777777778 x 100 = 17.78%