First five multiples of 21 are, 21, 42, 63, 84, and 105. The sum of first five multiples of 21 is 315. What is the least common multiple of 21 and 14? Theleast common multipleof two numbers 21 and 14 is calculated by the formula: (21 × 14)/GCF(21, 14). ...
The factor pairs of the number 48 are: 1 x 48, 2 x 24, 3 x 16, 4 x 12, and 6 x 8. When you multiply each of these factor pairs together, you get 48...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts ...
This is a number that is a factor of two or more given numbers and is the largest of all the possible factors that they share. Finding the GCF is helpful when we want to simplify fractions.Answer and Explanation: The largest common factor of 84 and 210 is 42. The largest common factor...
For instance, given the numbers 15 and 18, their GCF is the biggest number that is a factor of (that is, that divides cleanly into) each of 15 and 18; in this example, the GCF is 3.How do you find the LCM?There are two methods for finding the LCM of a pair of numbers. The ...
What are the Multiples of 3? - Important Notes, How to Calculate the Multiples of 3, FAQs, Solved Examples, and more.
Greatest Common Factor (GCF) = 5. This method can be used for finding GCF of three or more numbers as well. It might be difficult to find the greatest common factor by listing factors if the numbers are bigger. In such cases, we use the prime factorization method and division method for...
Sometimes, when we need to find the greatest common factor of two numbers, we can start by breaking them down into products of factors, and then use these product pairs to list the factors of each number. We can use different rules to do this. For example, if the numbers are even, ...
Wiki User ∙13yago Best Answer Copy Seven times nine is 63. Sixty three plus eight is 71. Your answer is 71. Wiki User ∙13yago This answer is: Add your answer: Earn +20pts Q:What is 7x9 plus 8? Write your answer...
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