-6.94% is the change from 706 to 657
Calculation steps:
[( 657 - 706 ) ÷ 706] x 100 = -6.94%
Formula
Percentage change = [(657 - 706) / 706] x 100
Subtract the new number by the original number
657 - 706 = -49
-49 ÷ 706 = -0.06940509915014165
-0.06940509915014165 x 100 = -6.94%