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the amount converted to Roth is completely independent of your non-deductible contribution to the IRA.

It is not a recharacterization.

To the extent that the tax-free portion of basis is less than the amount, you will pay tax on that taxable portion.

This is the calculation on Form 8606.

 

@kam349 

You know what you did so your Form 8606 and Form 1040 Line 4 should reflect that.