-32.89% is the change from 979 to 657
Calculation steps:
[( 657 - 979 ) ÷ 979] x 100 = -32.89%
Formula
Percentage change = [(657 - 979) / 979] x 100
Subtract the new number by the original number
657 - 979 = -322
-322 ÷ 979 = -0.3289070480081716
-0.3289070480081716 x 100 = -32.89%