-4.5% is the change from 977 to 933
Calculation steps:
[( 933 - 977 ) ÷ 977] x 100 = -4.5%
Formula
Percentage change = [(933 - 977) / 977] x 100
Subtract the new number by the original number
933 - 977 = -44
-44 ÷ 977 = -0.04503582395087001
-0.04503582395087001 x 100 = -4.5%