Cuánto es o cuántos son?

Question

Cuánto es dos más tres?

Cuántos son dos más tres?

Cuál es la correcta?

Answer 1

These were copied from the examples in this sites dictionary.

Ahora ... ¿cuántos son 600 grandes divididos por dos?

Now what's 600 grand divided by two?

In Chile we only use the exact money denomination, up until when talking about millions, in that case we refer to them as "melones" or "guatones (fat ones) :) - chileno, Feb 19, 2016

Interesting, it is the opposite in CR. Una teja 100, un rojo mil colones. 500 colones is about $1. - 00551866, Feb 19, 2016

Answer 2

We use both, but I guess strictly speaking it should be "cuanto es (el resutado de) ..."

Edit:

I guess that "son" stays with us when we start learning sums and subtractions in Elementary.

Cuántas manzanas (son las) que quedan, si hay 5 y quito 3? - Entonces cuántas manzanas son?

Thanks - 00551866, Feb 19, 2016