17.77% is the change from 332 to 391
Calculation steps:
[( 391 - 332 ) ÷ 332] x 100 = 17.77%
Formula
Percentage change = [(391 - 332) / 332] x 100
Subtract the new number by the original number
391 - 332 = 59
59 ÷ 332 = 0.17771084337349397
0.17771084337349397 x 100 = 17.77%