-94.3% is the change from 790 to 45
Calculation steps:
[( 45 - 790 ) ÷ 790] x 100 = -94.3%
Formula
Percentage change = [(45 - 790) / 790] x 100
Subtract the new number by the original number
45 - 790 = -745
-745 ÷ 790 = -0.9430379746835443
-0.9430379746835443 x 100 = -94.3%