-30.91% is the change from 951 to 657
Calculation steps:
[( 657 - 951 ) ÷ 951] x 100 = -30.91%
Formula
Percentage change = [(657 - 951) / 951] x 100
Subtract the new number by the original number
657 - 951 = -294
-294 ÷ 951 = -0.30914826498422715
-0.30914826498422715 x 100 = -30.91%