Discussing Arithmetic

alfabeto (m) alphabet
dividir to divide
entre divided by
más plus
menos minus
multiplicar to multiply
por times (as in multiplication)
ser igual a to be equal to
sumar to add
veces times
y plus

¿Cuánto es doce entre tres? How much is twelve divided by three?
Trabajo cinco días por seis horas cada día, que es igual a treinta horas en total. I work five days for six hours each day, which is equal to thirty hours total.
Dos más dos es igual a dos por dos. Two plus two is the same as two times two.
Nos van a sobrar dos dólares porque tenemos que dividir doce dólares igualmente entre cinco personas. We are going to have two dollars extra because we have to divide twelve dollars equally among five people.
No es difícil multiplicar un número por cero It's not difficult to multiply a number by zero