What is another word for the remainder?
Pronunciation: [ðə ɹɪmˈe͡ɪndə] (IPA) 
The term "the remainder" can be replaced by a number of synonyms that can help express the same idea in different ways. For instance, "the leftover" is a common choice that highlights the idea of something being left behind after the main portion has been consumed or taken away. Another synonym is "the balance" which suggests a situation where parts of an equation or transaction are not yet settled. "The residual" is another option which emphasizes something that is left over after a process has taken place, while "the rest" is a simple yet effective alternative that can convey the same meaning in plain and straightforward language.
