21.59% is the change from 352 to 428
Calculation steps:
[( 428 - 352 ) ÷ 352] x 100 = 21.59%
Formula
Percentage change = [(428 - 352) / 352] x 100
Subtract the new number by the original number
428 - 352 = 76
76 ÷ 352 = 0.2159090909090909
0.2159090909090909 x 100 = 21.59%