-65.56% is the change from 906 to 312
Calculation steps:
[( 312 - 906 ) ÷ 906] x 100 = -65.56%
Formula
Percentage change = [(312 - 906) / 906] x 100
Subtract the new number by the original number
312 - 906 = -594
-594 ÷ 906 = -0.6556291390728477
-0.6556291390728477 x 100 = -65.56%