-32.95% is the change from 968 to 649
Calculation steps:
[( 649 - 968 ) ÷ 968] x 100 = -32.95%
Formula
Percentage change = [(649 - 968) / 968] x 100
Subtract the new number by the original number
649 - 968 = -319
-319 ÷ 968 = -0.32954545454545453
-0.32954545454545453 x 100 = -32.95%