-77.32% is the change from 948 to 215
Calculation steps:
[( 215 - 948 ) ÷ 948] x 100 = -77.32%
Formula
Percentage change = [(215 - 948) / 948] x 100
Subtract the new number by the original number
215 - 948 = -733
-733 ÷ 948 = -0.7732067510548524
-0.7732067510548524 x 100 = -77.32%