-36.07% is the change from 768 to 491
Calculation steps:
[( 491 - 768 ) ÷ 768] x 100 = -36.07%
Formula
Percentage change = [(491 - 768) / 768] x 100
Subtract the new number by the original number
491 - 768 = -277
-277 ÷ 768 = -0.3606770833333333
-0.3606770833333333 x 100 = -36.07%