-63.3% is the change from 218 to 80
Calculation steps:
[( 80 - 218 ) ÷ 218] x 100 = -63.3%
Formula
Percentage change = [(80 - 218) / 218] x 100
Subtract the new number by the original number
80 - 218 = -138
-138 ÷ 218 = -0.6330275229357798
-0.6330275229357798 x 100 = -63.3%