138.07% is the change from 352 to 838
Calculation steps:
[( 838 - 352 ) ÷ 352] x 100 = 138.07%
Formula
Percentage change = [(838 - 352) / 352] x 100
Subtract the new number by the original number
838 - 352 = 486
486 ÷ 352 = 1.3806818181818181
1.3806818181818181 x 100 = 138.07%