-22.86% is the change from 945 to 729
Calculation steps:
[( 729 - 945 ) ÷ 945] x 100 = -22.86%
Formula
Percentage change = [(729 - 945) / 945] x 100
Subtract the new number by the original number
729 - 945 = -216
-216 ÷ 945 = -0.22857142857142856
-0.22857142857142856 x 100 = -22.86%