-26.33% is the change from 300 to 221
Calculation steps:
[( 221 - 300 ) ÷ 300] x 100 = -26.33%
Formula
Percentage change = [(221 - 300) / 300] x 100
Subtract the new number by the original number
221 - 300 = -79
-79 ÷ 300 = -0.2633333333333333
-0.2633333333333333 x 100 = -26.33%