-6.4% is the change from 937 to 877
Calculation steps:
[( 877 - 937 ) ÷ 937] x 100 = -6.4%
Formula
Percentage change = [(877 - 937) / 937] x 100
Subtract the new number by the original number
877 - 937 = -60
-60 ÷ 937 = -0.064034151547492
-0.064034151547492 x 100 = -6.4%