곱하다 Korean verb conjugation

to multiply

Every form of 곱하다 across the four speech levels. It is 여 irregular — 하다 and every verb built on it: 하다 → 하여 → 해요.

기본형Principal parts

The four forms the dictionary prints. Every other form on this page is derived from them.

관형사형Modifier
곱하는
아/어Infinitive
곱해
-으니Since
곱하니
합니다Formal
곱합니다

현재Present

The tense that does the most work. 해요체 is the one to learn first — it is polite without being formal, and it is what most conversation is in.

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 곱해요곱합니다곱해곱한다

과거Past

해요체Polite합니다체Formal해체Casual한다체Plain
서술Statement 곱했어요곱했습니다곱했어곱했다

미래·추측Future & presumptive

해요체Polite합니다체Formal해체Casual한다체Plain
-겠-Will / must be 곱하겠어요곱하겠습니다곱하겠어곱하겠다
-을 것이다Going to 곱할 거예요곱할 것입니다곱할 거야곱할 것이다

의문Questions

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 곱해요?곱합니까?곱해?곱하니?
과거Past 곱했어요?곱했습니까?곱했어?곱했니?

명령Commands

해요체Polite합니다체Formal해체Casual한다체Plain
명령Do it 곱하세요곱하십시오곱해곱해라
청유Let's 곱해요곱합시다곱해곱하자

부정Negation

해요체Polite합니다체Formal해체Casual한다체Plain
Not (short) 안 곱해요안 곱합니다안 곱해안 곱한다
-지 않다Not (long) 곱하지 않아요곱하지 않습니다곱하지 않아곱하지 않는다
Cannot 못 곱해요못 곱합니다못 곱해못 곱한다

높임Honorific

해요체Polite합니다체Formal해체Casual한다체Plain
현재Present 곱하세요곱하십니다곱하셔곱하신다
과거Past 곱하셨어요곱하셨습니다곱하셨어곱하셨다

관형사형Modifying a noun

현재Present
곱하는
과거Past
곱한
미래Future
곱할
회상Used to
곱하던

연결Joining clauses

-고and
곱하고
-게-ly / so that
곱하게
-어서so / and then
곱해서
-으니까since
곱하니까
-으면if / when
곱하면
-지만but
곱하지만
-는데and / but (setting up)
곱하는데
-어도even if
곱해도

진행In progress

해요체Polite합니다체Formal해체Casual한다체Plain
현재Is doing 곱하고 있어요곱하고 있습니다곱하고 있어곱하고 있다
과거Was doing 곱하고 있었어요곱하고 있었습니다곱하고 있었어곱하고 있었다

문형Sentence patterns

How the dictionary says this verb is used. The numbers are slots: 1 is the subject, 2 the object.

예문In real sentences

From the dictionary, each with its translation.

오 곱하기 오는 이십오야.

Five times five is twenty-five.

아무튼 2의 5승이란 2를 5번 곱한 수입니다.

So 2 ^ 5, those five little twos multiplied together.

오 곱하기 칠은 삼십오이다.

Five times seven is thirty-five.

곱하게 되면, 18.618 x 19.618 은 365.247 입니다.

Multiply them together, 18.618 x 19.618 is 365.247.

자주 묻는 질문Common questions

How do you conjugate 곱하다 in Korean?

곱하다 (to multiply) is 곱해요 in the polite 해요체, 곱합니다 in formal 합니다체, 곱해 in casual 반말 and 곱한다 in the plain written style. The past is 곱했어요.

What is the past tense of 곱하다?

곱했어요 in everyday polite speech, 곱했습니다 formally. It is built from the 아/어 form 곱하여 plus ㅆ, which is why an irregular stem shows its irregularity here.

Is 곱하다 irregular?

Yes — it is 여 irregular (여 불규칙). 하다 and every verb built on it: 하다 → 하여 → 해요. That is why the stem looks different in 곱하여 and 곱하니 but unchanged in 곱합니다.

What TOPIK level is 곱하다?

3급 — TOPIK 3, lower intermediate.

Dictionary form, meaning, sentence patterns, examples and audio from the 국립국어원 한국어기초사전, used under CC BY-SA 2.0 KR.

Conjugations are generated by this site's own engine and checked against the 9,380 forms the dictionary publishes on every build.