-63.18% is the change from 698 to 257
Calculation steps:
[( 257 - 698 ) ÷ 698] x 100 = -63.18%
Formula
Percentage change = [(257 - 698) / 698] x 100
Subtract the new number by the original number
257 - 698 = -441
-441 ÷ 698 = -0.6318051575931232
-0.6318051575931232 x 100 = -63.18%