-21.33% is the change from 975 to 767
Calculation steps:
[( 767 - 975 ) ÷ 975] x 100 = -21.33%
Formula
Percentage change = [(767 - 975) / 975] x 100
Subtract the new number by the original number
767 - 975 = -208
-208 ÷ 975 = -0.21333333333333335
-0.21333333333333335 x 100 = -21.33%