-83.77% is the change from 912 to 148
Calculation steps:
[( 148 - 912 ) ÷ 912] x 100 = -83.77%
Formula
Percentage change = [(148 - 912) / 912] x 100
Subtract the new number by the original number
148 - 912 = -764
-764 ÷ 912 = -0.8377192982456141
-0.8377192982456141 x 100 = -83.77%