-85.13% is the change from 975 to 145
Calculation steps:
[( 145 - 975 ) ÷ 975] x 100 = -85.13%
Formula
Percentage change = [(145 - 975) / 975] x 100
Subtract the new number by the original number
145 - 975 = -830
-830 ÷ 975 = -0.8512820512820513
-0.8512820512820513 x 100 = -85.13%