Multiplicative numbers are, unsurprisingly, words used to multiply nouns. The numbers themselves can be adjectives or nouns - either way, their gender agrees with the nouns they modify / replace.
Halloween is not a French holiday, though each passing year sees a few more bits and pieces of it imported to France. Nevertheless, learning the French translations for Halloween vocabulary can be fun, especially for younger students. 'Appy 'Alloween! :-)
The majority of imperative conjugations are identical to their present tense conjugations - the only difference is that there's no subject pronoun. The exception is the tu form of some verbs, in some constructions.