-40% is the change from 620 to 372
Calculation steps:
[( 372 - 620 ) ÷ 620] x 100 = -40%
Formula
Percentage change = [(372 - 620) / 620] x 100
Subtract the new number by the original number
372 - 620 = -248
-248 ÷ 620 = -0.4
-0.4 x 100 = -40%
Example