-70.83% is the change from 768 to 224
Calculation steps:
[( 224 - 768 ) ÷ 768] x 100 = -70.83%
Formula
Percentage change = [(224 - 768) / 768] x 100
Subtract the new number by the original number
224 - 768 = -544
-544 ÷ 768 = -0.7083333333333334
-0.7083333333333334 x 100 = -70.83%