-18.54% is the change from 426 to 347
Calculation steps:
[( 347 - 426 ) ÷ 426] x 100 = -18.54%
Formula
Percentage change = [(347 - 426) / 426] x 100
Subtract the new number by the original number
347 - 426 = -79
-79 ÷ 426 = -0.18544600938967137
-0.18544600938967137 x 100 = -18.54%