multiple - : A number that may be divided by another number with no remainder; thus 14, 21 and 70 are multiples 7
Des clés mean keys
The multiples of 2 are the even numbers.
Do you mean common multiples? If so, then 30, 60, 90 etc. are common multiples of 30 and 5. If you mean multiples of 5 and factors of 30, that's 5, 15 and 30.
it means is/are it is a conjugate for des or desu.
''des craies'' would be ''crays''.
des sourires et des embrassades = smiles and kisses vous : you
J'ai des amis=I have friends.
des chaussettes are 'socks' in French.
"des chaussures" are "shoes" in French.
in the fields
"des pois" are "peas" in French.
il = it y = there a = has des = of il y a des = it there has of so maybe: there are