-7.2% is the change from 945 to 877
Calculation steps:
[( 877 - 945 ) ÷ 945] x 100 = -7.2%
Formula
Percentage change = [(877 - 945) / 945] x 100
Subtract the new number by the original number
877 - 945 = -68
-68 ÷ 945 = -0.07195767195767196
-0.07195767195767196 x 100 = -7.2%