-11.34% is the change from 247 to 219
Calculation steps:
[( 219 - 247 ) ÷ 247] x 100 = -11.34%
Formula
Percentage change = [(219 - 247) / 247] x 100
Subtract the new number by the original number
219 - 247 = -28
-28 ÷ 247 = -0.11336032388663968
-0.11336032388663968 x 100 = -11.34%