421.05% is the change from 38 to 198
Calculation steps:
[( 198 - 38 ) ÷ 38] x 100 = 421.05%
Formula
Percentage change = [(198 - 38) / 38] x 100
Subtract the new number by the original number
198 - 38 = 160
160 ÷ 38 = 4.2105263157894735
4.2105263157894735 x 100 = 421.05%