1.19% is the change from 84 to 85
Calculation steps:
[( 85 - 84 ) ÷ 84] x 100 = 1.19%
Formula
Percentage change = [(85 - 84) / 84] x 100
Subtract the new number by the original number
85 - 84 = 1
1 ÷ 84 = 0.011904761904761904
0.011904761904761904 x 100 = 1.19%