-71.12% is the change from 890 to 257
Calculation steps:
[( 257 - 890 ) ÷ 890] x 100 = -71.12%
Formula
Percentage change = [(257 - 890) / 890] x 100
Subtract the new number by the original number
257 - 890 = -633
-633 ÷ 890 = -0.7112359550561798
-0.7112359550561798 x 100 = -71.12%