- Obote that arobime the difecence in interest rintes does not exactly equal the foreard promium, a must be possible is make CiA proht one way or another) inserest rase carrency. ganing on the re-exchange of keroner flor dollars at the end of the period. (Rlound to three decimal places and select foom the drop-down menvi) The clA proti amount is 1 (Found to tis nearent cent.)