-48.43% is the change from 605 to 312
Calculation steps:
[( 312 - 605 ) ÷ 605] x 100 = -48.43%
Formula
Percentage change = [(312 - 605) / 605] x 100
Subtract the new number by the original number
312 - 605 = -293
-293 ÷ 605 = -0.484297520661157
-0.484297520661157 x 100 = -48.43%