LCD:Lowest Common Denominator
GCF:Greatest Common Factor
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In math, the LCD means the Lowest Common Denominator.
GCD and GCF are the same thing. Factors and divisors are interchangeable. The LCD and the LCM are the same process with different results. The LCD produces a denominator, the LCM produces a whole number.
1 All of these numbers are primes. * * * * * That is the HCF or GCF. The LCD is 42
the lcd is the least common denominator but the LCM is the least common multiple.
LCD means lowest common denominator which is needed when adding or subtracting fractions that have different denominators.