-60.76% is the change from 655 to 257
Calculation steps:
[( 257 - 655 ) ÷ 655] x 100 = -60.76%
Formula
Percentage change = [(257 - 655) / 655] x 100
Subtract the new number by the original number
257 - 655 = -398
-398 ÷ 655 = -0.6076335877862595
-0.6076335877862595 x 100 = -60.76%