-51.61% is the change from 93 to 45
Calculation steps:
[( 45 - 93 ) ÷ 93] x 100 = -51.61%
Formula
Percentage change = [(45 - 93) / 93] x 100
Subtract the new number by the original number
45 - 93 = -48
-48 ÷ 93 = -0.5161290322580645
-0.5161290322580645 x 100 = -51.61%