-94.77% is the change from 860 to 45
Calculation steps:
[( 45 - 860 ) ÷ 860] x 100 = -94.77%
Formula
Percentage change = [(45 - 860) / 860] x 100
Subtract the new number by the original number
45 - 860 = -815
-815 ÷ 860 = -0.9476744186046512
-0.9476744186046512 x 100 = -94.77%