-65.36% is the change from 742 to 257
Calculation steps:
[( 257 - 742 ) ÷ 742] x 100 = -65.36%
Formula
Percentage change = [(257 - 742) / 742] x 100
Subtract the new number by the original number
257 - 742 = -485
-485 ÷ 742 = -0.6536388140161725
-0.6536388140161725 x 100 = -65.36%