-39.27% is the change from 662 to 402
Calculation steps:
[( 402 - 662 ) ÷ 662] x 100 = -39.27%
Formula
Percentage change = [(402 - 662) / 662] x 100
Subtract the new number by the original number
402 - 662 = -260
-260 ÷ 662 = -0.39274924471299094
-0.39274924471299094 x 100 = -39.27%