-32.48% is the change from 973 to 657
Calculation steps:
[( 657 - 973 ) ÷ 973] x 100 = -32.48%
Formula
Percentage change = [(657 - 973) / 973] x 100
Subtract the new number by the original number
657 - 973 = -316
-316 ÷ 973 = -0.32476875642343267
-0.32476875642343267 x 100 = -32.48%