38.36% is the change from 438 to 606
Calculation steps:
[( 606 - 438 ) ÷ 438] x 100 = 38.36%
Formula
Percentage change = [(606 - 438) / 438] x 100
Subtract the new number by the original number
606 - 438 = 168
168 ÷ 438 = 0.3835616438356164
0.3835616438356164 x 100 = 38.36%