-63.96% is the change from 888 to 320
Calculation steps:
[( 320 - 888 ) ÷ 888] x 100 = -63.96%
Formula
Percentage change = [(320 - 888) / 888] x 100
Subtract the new number by the original number
320 - 888 = -568
-568 ÷ 888 = -0.6396396396396397
-0.6396396396396397 x 100 = -63.96%