The common factors of 27 and 45 are 1, 3, and 9. The greatest common factor of 27 and 45 is 9. One way to determine the common factors and greatest common facto Read moreFactoring and Multiples What is the gcf for 35 49 70 and 84? Asked by Wiki User
Well, let's take a moment to appreciate these numbers. The Greatest Common Factor (GCF) is the largest number that divides evenly into all of them. If we look c Read more Math and Arithmetic +1 What times what equals 780? Asked by Wiki User
Well, isn't that just a happy little math problem we have here! To find out what times what equals 780, we can break it down by finding pairs of numbers that mu Read more Math and Arithmetic +2 What is the sum of all 2-digit multiples of 7 whose digits sum to a prime number? Asked by Wiki User
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