-75.94% is the change from 187 to 45
Calculation steps:
[( 45 - 187 ) ÷ 187] x 100 = -75.94%
Formula
Percentage change = [(45 - 187) / 187] x 100
Subtract the new number by the original number
45 - 187 = -142
-142 ÷ 187 = -0.7593582887700535
-0.7593582887700535 x 100 = -75.94%