-64.58% is the change from 768 to 272
Calculation steps:
[( 272 - 768 ) ÷ 768] x 100 = -64.58%
Formula
Percentage change = [(272 - 768) / 768] x 100
Subtract the new number by the original number
272 - 768 = -496
-496 ÷ 768 = -0.6458333333333334
-0.6458333333333334 x 100 = -64.58%