-52.26% is the change from 620 to 296
Calculation steps:
[( 296 - 620 ) ÷ 620] x 100 = -52.26%
Formula
Percentage change = [(296 - 620) / 620] x 100
Subtract the new number by the original number
296 - 620 = -324
-324 ÷ 620 = -0.5225806451612903
-0.5225806451612903 x 100 = -52.26%