restar

Restar is a Spanish verb meaning to subtract or to deduct. It is a regular -ar verb, used in mathematics, accounting, and everyday language to indicate removing a quantity from another. As an infinitive, restar forms the basis for standard conjugation patterns found in Spanish.

Conjugation notes: present indicative forms include yo resto, tú restas, él resta, nosotros restamos, vosotros restáis, ellos restan. Other tenses follow the regular -ar paradigm: preterite resté, restaste, restó, restamos, restasteis, restaron; imperfect restaba, restabas, restaba, restábamos, restabais, restaban; future restaré, restarás, restará, restaremos, restaréis, restarán. The present subjunctive uses reste, restes, reste, restemos, restéis, resten. The imperative affirmative is resta (tú), restad (vosotros); negative forms include no restes. The gerund is restando and the past participle restado.

Usage and terminology: in arithmetic, restar denotes the operation of obtaining the difference between numbers (for example, 12 restas 5 equals 7). The noun la resta refers to the subtraction itself, while the result is often called la diferencia or, in simple terms, el resultado de la resta. In division, el resto denotes the remainder, a related but distinct concept. Restar also appears in finance and everyday language to indicate deducting amounts from totals, such as restar gastos o restar puntos.

Overall, restar is a core, regular verb in Spanish with widespread applications in math, finance, and general communication.