Questions & Answers about Wij maken een dubbele portie voor het feest.
Why is it dubbele with an -e and not just dubbel?
In this sentence, dubbele acts as an adjective describing portie. Because portie is a de word, adjectives placed before it get an -e ending, even when they come after een.
How does dubbele differ from fractions like de helft or een kwart?
Fractions like de helft (the half) and een kwart (a quarter) are nouns. In our sentence, dubbele is an adjective describing the noun portie. However, you can also use it as a noun, like het dubbele, which means double the amount.
How can I easily remember that portie is a de word?
A very handy rule for B1 learners: almost all Dutch nouns that end in -ie (like portie, vakantie, situatie) are de words. This helps you know that adjectives before them need that -e ending.
Could I leave out portie and just say Wij maken het dubbele?