-13.64% is the change from 975 to 842
Calculation steps:
[( 842 - 975 ) ÷ 975] x 100 = -13.64%
Formula
Percentage change = [(842 - 975) / 975] x 100
Subtract the new number by the original number
842 - 975 = -133
-133 ÷ 975 = -0.13641025641025642
-0.13641025641025642 x 100 = -13.64%