-59.38% is the change from 544 to 221
Calculation steps:
[( 221 - 544 ) ÷ 544] x 100 = -59.38%
Formula
Percentage change = [(221 - 544) / 544] x 100
Subtract the new number by the original number
221 - 544 = -323
-323 ÷ 544 = -0.59375
-0.59375 x 100 = -59.38%