-30.56% is the change from 975 to 677
Calculation steps:
[( 677 - 975 ) ÷ 975] x 100 = -30.56%
Formula
Percentage change = [(677 - 975) / 975] x 100
Subtract the new number by the original number
677 - 975 = -298
-298 ÷ 975 = -0.30564102564102563
-0.30564102564102563 x 100 = -30.56%