-65.79% is the change from 912 to 312
Calculation steps:
[( 312 - 912 ) ÷ 912] x 100 = -65.79%
Formula
Percentage change = [(312 - 912) / 912] x 100
Subtract the new number by the original number
312 - 912 = -600
-600 ÷ 912 = -0.6578947368421053
-0.6578947368421053 x 100 = -65.79%