-83.33% is the change from 6 to 1
Calculation steps:
[( 1 - 6 ) ÷ 6] x 100 = -83.33%
Formula
Percentage change = [(1 - 6) / 6] x 100
Subtract the new number by the original number
1 - 6 = -5
-5 ÷ 6 = -0.8333333333333334
-0.8333333333333334 x 100 = -83.33%