-6.1% is the change from 492 to 462
Calculation steps:
[( 462 - 492 ) ÷ 492] x 100 = -6.1%
Formula
Percentage change = [(462 - 492) / 492] x 100
Subtract the new number by the original number
462 - 492 = -30
-30 ÷ 492 = -0.06097560975609756
-0.06097560975609756 x 100 = -6.1%