-44.19% is the change from 620 to 346
Calculation steps:
[( 346 - 620 ) ÷ 620] x 100 = -44.19%
Formula
Percentage change = [(346 - 620) / 620] x 100
Subtract the new number by the original number
346 - 620 = -274
-274 ÷ 620 = -0.44193548387096776
-0.44193548387096776 x 100 = -44.19%