-13.3% is the change from 218 to 189
Calculation steps:
[( 189 - 218 ) ÷ 218] x 100 = -13.3%
Formula
Percentage change = [(189 - 218) / 218] x 100
Subtract the new number by the original number
189 - 218 = -29
-29 ÷ 218 = -0.13302752293577982
-0.13302752293577982 x 100 = -13.3%