-5.56% is the change from 971 to 917
Calculation steps:
[( 917 - 971 ) ÷ 971] x 100 = -5.56%
Formula
Percentage change = [(917 - 971) / 971] x 100
Subtract the new number by the original number
917 - 971 = -54
-54 ÷ 971 = -0.055612770339855816
-0.055612770339855816 x 100 = -5.56%