-32.9% is the change from 465 to 312
Calculation steps:
[( 312 - 465 ) ÷ 465] x 100 = -32.9%
Formula
Percentage change = [(312 - 465) / 465] x 100
Subtract the new number by the original number
312 - 465 = -153
-153 ÷ 465 = -0.32903225806451614
-0.32903225806451614 x 100 = -32.9%