-62.17% is the change from 341 to 129
Calculation steps:
[( 129 - 341 ) ÷ 341] x 100 = -62.17%
Formula
Percentage change = [(129 - 341) / 341] x 100
Subtract the new number by the original number
129 - 341 = -212
-212 ÷ 341 = -0.6217008797653959
-0.6217008797653959 x 100 = -62.17%