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What factors of 28 add up to 9?
37
What two factors of 140 add to give you 27?
167
How is 28 the perfect number?
First of all, to know if a number is abundant, deficient, or perfect, you need to know all the factors of your given number. The factors of 28 are 1,2,4,7,14, and 28. Add your proper factors -or the factors except itself- and determine if the sum of the proper factors is below (deficient), above (abundant), or the exact same amount (perfect). In this case, if you add the proper factors, it equals exactly 28. Because it is exact, it is perfect! =)
The sum of two numbers is 28 and their product is 180. Find the numbers?
10 + 18 = 28 10 x 18 = 180
How is 252 the least common multiple of 18 and 28?
Prime factors of 18 are 2, 3 and 3 or as 2 and 32 Prime factors of 28 are 2, 2 and 7 or as 22 and 7 Least common multiple = 22*32*7 = 252
What factors of 180 add up to -28?
-10 & -18
What are the common factors of 18 and 28?
The common factors of 18 and 28 are 1 and 2
What two numbers multiply to equal 180 but add up to equal 28?
18 and 10 18 x 10 = 180 18 + 10 = 28
What two factors multiply to equal 196 and add up to equal -28?
-14 and -14 Add them together to get -28 Multiply them to get 196
What are the factors of 28 and 18?
The factors of 18 are: 1, 2, 3, 6, 9, 18 The factors of 28 are: 1, 2, 4, 7, 14, 28
What factors of 28 add up to 19?
47
What are the common factors of 18 28 and 34?
The factors of 18 are: 1, 2, 3, 6, 9, 18.The factors of 28 are: 1, 2, 4, 7, 14, 28.The factors of 34 are: 1, 2, 17, 34.The common factors are: 1, 2
What are two factors of 28 add up to 9?
They are 7 and 2
What factors of 28 add up to 9?
37
What is the greatest common factor of 18 and 28?
The GCF of 18 and 28 is 2The factors of 18 are 1, 2, 3, 6, 9, and 18The factors of 28 are 1, 2, 4, 7, 14, and 28The GCF of 18 and 28 is 2
What are the factors of 18 28 and 34?
The factors of 18 are 1, 2, 3, 6, 9, and 18.The factors of 28 are 1, 2, 4, 7, 14, and 28.The factors of 34 are 1, 2, 17, and 34.The common factors of all three of those numbers are 1 and 2 .
Common factors for 18 and 28?
2
