-2.18% is the change from 963 to 942
Calculation steps:
[( 942 - 963 ) ÷ 963] x 100 = -2.18%
Formula
Percentage change = [(942 - 963) / 963] x 100
Subtract the new number by the original number
942 - 963 = -21
-21 ÷ 963 = -0.021806853582554516
-0.021806853582554516 x 100 = -2.18%