-98.03% is the change from 760 to 15
Calculation steps:
[( 15 - 760 ) ÷ 760] x 100 = -98.03%
Formula
Percentage change = [(15 - 760) / 760] x 100
Subtract the new number by the original number
15 - 760 = -745
-745 ÷ 760 = -0.9802631578947368
-0.9802631578947368 x 100 = -98.03%