-63.07% is the change from 677 to 250
Calculation steps:
[( 250 - 677 ) ÷ 677] x 100 = -63.07%
Formula
Percentage change = [(250 - 677) / 677] x 100
Subtract the new number by the original number
250 - 677 = -427
-427 ÷ 677 = -0.6307237813884786
-0.6307237813884786 x 100 = -63.07%