-66.14% is the change from 948 to 321
Calculation steps:
[( 321 - 948 ) ÷ 948] x 100 = -66.14%
Formula
Percentage change = [(321 - 948) / 948] x 100
Subtract the new number by the original number
321 - 948 = -627
-627 ÷ 948 = -0.6613924050632911
-0.6613924050632911 x 100 = -66.14%