-29.91% is the change from 224 to 157
Calculation steps:
[( 157 - 224 ) ÷ 224] x 100 = -29.91%
Formula
Percentage change = [(157 - 224) / 224] x 100
Subtract the new number by the original number
157 - 224 = -67
-67 ÷ 224 = -0.29910714285714285
-0.29910714285714285 x 100 = -29.91%