Breakdown of Falta una retención, de ahí que revisemos el cálculo.
Questions & Answers about Falta una retención, de ahí que revisemos el cálculo.
Here falta comes from faltar, which often means to be missing or to be lacking.
So:
It is singular because the thing that is missing is una retención, which is singular. In Spanish, the verb agrees with the thing that is missing:
- Falta una retención = one item is missing
- Faltan dos retenciones = two items are missing
This is a very common pattern in Spanish.
Because faltar is the natural verb when something is absent from a list, document, calculation, file, etc.
Spanish often uses faltar where English uses expressions like:
- to be missing
- to be absent
- to be lacking
So Falta una retención sounds natural for A withholding item is missing.
Estamos perdiendo... would usually mean we are losing..., which is a different idea.