Translation guide
The mathematical operation of multiplication. This guide covers how to express multiplication in Japanese, including vocabulary, sentence patterns, and common usage in arithmetic and everyday contexts.
Expressing the arithmetic operation of multiplication, such as in equations or when stating multiplication facts.
The most common and general term for multiplication as an arithmetic operation. Used in elementary math and daily life.
掛け算の九九を覚える。
Memorize the multiplication table.
Formal mathematical term for multiplication, often used in academic or technical contexts.
乗法は加法より優先される。
Multiplication takes precedence over addition.
Another formal term for multiplication, similar to 乗法 but less common. Used in computing or technical fields.
このプログラムは乗算を高速に処理する。
This program processes multiplication at high speed.
How to read or say multiplication expressions like '2 × 3 = 6' in Japanese.
The standard pattern is 'A 掛ける B は C' (A kakeru B wa C). The symbol '×' is read as かける.
2 × 3 = 6 は「2かける3は6」と読む。
2 × 3 = 6 is read as 'ni kakeru san wa roku'.
In formal math contexts, you can use 'A に B を乗じると C になる' or 'A と B の積は C である'.
2に3を乗じると6になる。
Multiplying 2 by 3 gives 6.
Using 'multiplication' in a non-mathematical sense, such as rapid increase or propagation.
Refers to multiplication in the sense of proliferation, especially of cells, organisms, or things increasing rapidly.
細菌が増殖する。
Bacteria multiply.
Means doubling or multiplying several times; often used for numbers, amounts, or intensity.
Specifically for biological reproduction or breeding; animals or plants multiplying.
掛け算 is the everyday word for multiplication, used in elementary school and daily conversation. 乗法 is the formal mathematical term, while 乗算 is a technical term often used in computing. For most situations, 掛け算 is appropriate.
When talking about cells or organisms multiplying, use 増殖 or 繁殖. 掛け算 only refers to arithmetic.
学校で掛け算を習っています。
I'm learning multiplication at school.
掛け算は繰り返しの足し算です。
Multiplication is repeated addition.
需要が倍増した。
Demand has multiplied.
ウサギは繁殖力が強い。
Rabbits have a high multiplication rate.