17.38% is the change from 840 to 986
Calculation steps:
[( 986 - 840 ) ÷ 840] x 100 = 17.38%
Formula
Percentage change = [(986 - 840) / 840] x 100
Subtract the new number by the original number
986 - 840 = 146
146 ÷ 840 = 0.1738095238095238
0.1738095238095238 x 100 = 17.38%