-62.92% is the change from 677 to 251
Calculation steps:
[( 251 - 677 ) ÷ 677] x 100 = -62.92%
Formula
Percentage change = [(251 - 677) / 677] x 100
Subtract the new number by the original number
251 - 677 = -426
-426 ÷ 677 = -0.6292466765140325
-0.6292466765140325 x 100 = -62.92%