-64.73% is the change from 224 to 79
Calculation steps:
[( 79 - 224 ) ÷ 224] x 100 = -64.73%
Formula
Percentage change = [(79 - 224) / 224] x 100
Subtract the new number by the original number
79 - 224 = -145
-145 ÷ 224 = -0.6473214285714286
-0.6473214285714286 x 100 = -64.73%