-30.46% is the change from 975 to 678
Calculation steps:
[( 678 - 975 ) ÷ 975] x 100 = -30.46%
Formula
Percentage change = [(678 - 975) / 975] x 100
Subtract the new number by the original number
678 - 975 = -297
-297 ÷ 975 = -0.3046153846153846
-0.3046153846153846 x 100 = -30.46%