-68.3% is the change from 224 to 71
Calculation steps:
[( 71 - 224 ) ÷ 224] x 100 = -68.3%
Formula
Percentage change = [(71 - 224) / 224] x 100
Subtract the new number by the original number
71 - 224 = -153
-153 ÷ 224 = -0.6830357142857143
-0.6830357142857143 x 100 = -68.3%