-42.79% is the change from 229 to 131
Calculation steps:
[( 131 - 229 ) ÷ 229] x 100 = -42.79%
Formula
Percentage change = [(131 - 229) / 229] x 100
Subtract the new number by the original number
131 - 229 = -98
-98 ÷ 229 = -0.4279475982532751
-0.4279475982532751 x 100 = -42.79%