-4.63% is the change from 993 to 947
Calculation steps:
[( 947 - 993 ) ÷ 993] x 100 = -4.63%
Formula
Percentage change = [(947 - 993) / 993] x 100
Subtract the new number by the original number
947 - 993 = -46
-46 ÷ 993 = -0.04632426988922457
-0.04632426988922457 x 100 = -4.63%