17.6% is the change from 358 to 421
Calculation steps:
[( 421 - 358 ) ÷ 358] x 100 = 17.6%
Formula
Percentage change = [(421 - 358) / 358] x 100
Subtract the new number by the original number
421 - 358 = 63
63 ÷ 358 = 0.17597765363128492
0.17597765363128492 x 100 = 17.6%