-6.36% is the change from 472 to 442
Calculation steps:
[( 442 - 472 ) ÷ 472] x 100 = -6.36%
Formula
Percentage change = [(442 - 472) / 472] x 100
Subtract the new number by the original number
442 - 472 = -30
-30 ÷ 472 = -0.0635593220338983
-0.0635593220338983 x 100 = -6.36%