-44.28% is the change from 621 to 346
Calculation steps:
[( 346 - 621 ) ÷ 621] x 100 = -44.28%
Formula
Percentage change = [(346 - 621) / 621] x 100
Subtract the new number by the original number
346 - 621 = -275
-275 ÷ 621 = -0.4428341384863124
-0.4428341384863124 x 100 = -44.28%