-21.59% is the change from 264 to 207
Calculation steps:
[( 207 - 264 ) ÷ 264] x 100 = -21.59%
Formula
Percentage change = [(207 - 264) / 264] x 100
Subtract the new number by the original number
207 - 264 = -57
-57 ÷ 264 = -0.2159090909090909
-0.2159090909090909 x 100 = -21.59%