-34.38% is the change from 224 to 147
Calculation steps:
[( 147 - 224 ) ÷ 224] x 100 = -34.38%
Formula
Percentage change = [(147 - 224) / 224] x 100
Subtract the new number by the original number
147 - 224 = -77
-77 ÷ 224 = -0.34375
-0.34375 x 100 = -34.38%