-70.68% is the change from 948 to 278
Calculation steps:
[( 278 - 948 ) ÷ 948] x 100 = -70.68%
Formula
Percentage change = [(278 - 948) / 948] x 100
Subtract the new number by the original number
278 - 948 = -670
-670 ÷ 948 = -0.7067510548523207
-0.7067510548523207 x 100 = -70.68%