单词	common factor
释义	Common Factor "Factors" are numbers we can multiply together to get another number. When we find the factors of two or more numbers, and then find some factors are the same ("common"), then they are the "common factors". Example: 12 and 16 • The factors of 12 are: 1, 2, 3, 4, 6 and 12 • The factors of 16 are: 1, 2, 4, 8 and 16 So the common factors of 12 and 16 are: 1, 2 and 4 See: Factor
随便看	turn turn symmetry twelve-hour clock twenty-four hour clock twice two-dimensional two-step equation unary operation undecagon undecimal unearned income unequal union unit unit cost unit fraction unit of measurement unit price unit rate unit vector units univariate data universal set upper bound us standard units

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