-0.32% is the change from 945 to 942
Calculation steps:
[( 942 - 945 ) ÷ 945] x 100 = -0.32%
Formula
Percentage change = [(942 - 945) / 945] x 100
Subtract the new number by the original number
942 - 945 = -3
-3 ÷ 945 = -0.0031746031746031746
-0.0031746031746031746 x 100 = -0.32%