Independent Prize Crossword 9099

[Telescoper]

Last one. 23 across.

Reading down at one time score twice instead in this? (5)

I have F?O?Y

I am sure it is FOOTY but I don't get the wordplay. Any offers?

[sedge47]

You presumably start with FORTY (score twice, 2 x 20), remove the R(eading) and insert an O (but I don't see how the last bit works).

[ichkeria]

If, in the grid, you read down one square of FOOTY, it reads as FORTY