17.9% is the change from 838 to 988
Calculation steps:
[( 988 - 838 ) ÷ 838] x 100 = 17.9%
Formula
Percentage change = [(988 - 838) / 838] x 100
Subtract the new number by the original number
988 - 838 = 150
150 ÷ 838 = 0.17899761336515513
0.17899761336515513 x 100 = 17.9%