-60.47% is the change from 549 to 217
Calculation steps:
[( 217 - 549 ) ÷ 549] x 100 = -60.47%
Formula
Percentage change = [(217 - 549) / 549] x 100
Subtract the new number by the original number
217 - 549 = -332
-332 ÷ 549 = -0.604735883424408
-0.604735883424408 x 100 = -60.47%