Full course description
On the other hand, Diaz (2020) stated "Subtractive bilingualism is when individuals learn a second language at the expense of the first language" (para. 2). This means that individuals often lose skills and fluency in their primary language, especially if the primary language is not being reinforced. Other terms for subtractive bilingualism include "language attrition" or "language loss."
For many years the additive language in the United States was English; lately, with the spreading and implementation of the two-way dual language, there are more languages that students are adding to their repertoire. Spanish is the most popular additive language for English speakers. Different bilingual programs are going to be described and compared in this module.