-2.55% is the change from 942 to 918
Calculation steps:
[( 918 - 942 ) ÷ 942] x 100 = -2.55%
Formula
Percentage change = [(918 - 942) / 942] x 100
Subtract the new number by the original number
918 - 942 = -24
-24 ÷ 942 = -0.025477707006369428
-0.025477707006369428 x 100 = -2.55%