-23.66% is the change from 279 to 213
Calculation steps:
[( 213 - 279 ) ÷ 279] x 100 = -23.66%
Formula
Percentage change = [(213 - 279) / 279] x 100
Subtract the new number by the original number
213 - 279 = -66
-66 ÷ 279 = -0.23655913978494625
-0.23655913978494625 x 100 = -23.66%