Wikipedia logo The Simple English Wikipedia has an article on: Multiplication Pronunciation IPA (key): /ˌmʌltəplɪˈkeɪʃən/ Audio (UK)(file) SAMPA: /%mVlt@plI"keIS@n/ Noun Singular multiplication Plural multiplications (uncountable) The process of multiplying numbers by each other. We studied multiplication in grade 3. e.g., 9 x 11 = 99 Each measurement is an average over ten multiplications. Basic math (edit) arithmetic - algebra addition - subtraction - multiplication - division exponent - square root - fraction least common multiple - greatest common factor Wikiwand - on Seamless Wikipedia browsing. On steroids.