Question

How and When do you use “menos” with telling time in Spanish?

Answer 1

it could be used when you’re talking about 50’s like 1:50,2:50,3:50 and so on and you say son las (that time) “menos” diez

Answer 2

For an example, 10:50 would be "Son las once menos diez." However I seen people use "Son las diez y cincuenta" instead.

Step-by-step explanation:

but there both right when you say it

hoped this helped :)