-32.9% is the change from 924 to 620
Calculation steps:
[( 620 - 924 ) ÷ 924] x 100 = -32.9%
Formula
Percentage change = [(620 - 924) / 924] x 100
Subtract the new number by the original number
620 - 924 = -304
-304 ÷ 924 = -0.329004329004329
-0.329004329004329 x 100 = -32.9%