-84.1% is the change from 912 to 145
Calculation steps:
[( 145 - 912 ) ÷ 912] x 100 = -84.1%
Formula
Percentage change = [(145 - 912) / 912] x 100
Subtract the new number by the original number
145 - 912 = -767
-767 ÷ 912 = -0.8410087719298246
-0.8410087719298246 x 100 = -84.1%