-80.95% is the change from 945 to 180
Calculation steps:
[( 180 - 945 ) ÷ 945] x 100 = -80.95%
Formula
Percentage change = [(180 - 945) / 945] x 100
Subtract the new number by the original number
180 - 945 = -765
-765 ÷ 945 = -0.8095238095238095
-0.8095238095238095 x 100 = -80.95%