-1.19% is the change from 84 to 83
Calculation steps:
[( 83 - 84 ) ÷ 84] x 100 = -1.19%
Formula
Percentage change = [(83 - 84) / 84] x 100
Subtract the new number by the original number
83 - 84 = -1
-1 ÷ 84 = -0.011904761904761904
-0.011904761904761904 x 100 = -1.19%