-23.2% is the change from 612 to 470
Calculation steps:
[( 470 - 612 ) ÷ 612] x 100 = -23.2%
Formula
Percentage change = [(470 - 612) / 612] x 100
Subtract the new number by the original number
470 - 612 = -142
-142 ÷ 612 = -0.23202614379084968
-0.23202614379084968 x 100 = -23.2%