-6.98% is the change from 945 to 879
Calculation steps:
[( 879 - 945 ) ÷ 945] x 100 = -6.98%
Formula
Percentage change = [(879 - 945) / 945] x 100
Subtract the new number by the original number
879 - 945 = -66
-66 ÷ 945 = -0.06984126984126984
-0.06984126984126984 x 100 = -6.98%