-76.06% is the change from 188 to 45
Calculation steps:
[( 45 - 188 ) ÷ 188] x 100 = -76.06%
Formula
Percentage change = [(45 - 188) / 188] x 100
Subtract the new number by the original number
45 - 188 = -143
-143 ÷ 188 = -0.7606382978723404
-0.7606382978723404 x 100 = -76.06%