15.38% is the change from 858 to 990
Calculation steps:
[( 990 - 858 ) ÷ 858] x 100 = 15.38%
Formula
Percentage change = [(990 - 858) / 858] x 100
Subtract the new number by the original number
990 - 858 = 132
132 ÷ 858 = 0.15384615384615385
0.15384615384615385 x 100 = 15.38%