Resolved! Field entries are £20.49 and £13.66 but in a third field when I use CONCATENATE …

The field entries are £20.49 and £13.66 (both fields set to 2 decimal places) but in a third field when I use CONCATENATE this is what I get:Summary: Headline £15000 pa Actual £9975 pa £20.491666666666667 £13.661111111111111How do I get £20.49 and £1...