-97.49% is the change from 676 to 17
Calculation steps:
[( 17 - 676 ) ÷ 676] x 100 = -97.49%
Formula
Percentage change = [(17 - 676) / 676] x 100
Subtract the new number by the original number
17 - 676 = -659
-659 ÷ 676 = -0.9748520710059172
-0.9748520710059172 x 100 = -97.49%