1, 2, 3, 5, 6, 10, 15, 30
1, 2, 4, 5, 8, 10, 20, 40
The common factors of 30 and 40 are 1, 2, 5, 10
The common factors of 30 and 40 are: 1, 2, 5, 10.
The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40. The common factors of 30 and 40 are 1, 2, 5, and 10, and the GCF is 10.
The prime factors of 30 are 2, 3 and 5. The prime factors of 40 are 2 and 5. The prime numbers between 30 and 40 are 31 and 37.
Any number between 30 and 40 can be a factor. The common factors of 30 and 40 are 1, 2, 5 and 10.
30 - 1,2,3,5,6,10,15,3040 - 1,2,4,5,8,10,20,40
Firstly, a factor of a number is another number that you can divide it by and get a whole number. The factors of 40 are: 1,2,4,5,8,10,20 and 40 The factors of 30 are: 1,2,3,5,6,10,15 and 30 Now, to find the GREATEST common factor of 40 and 30 , we would have to find the biggest number that goes into both 40 AND 30. After reading the factors above, we can see that 10 is the highest number that goes into both numbers, therefore 10 is the greatest common factor of 40 and 30.
Factors of 30 are: 1, 2, 3, 5, 6, 10, 15, and 30. Factors of 40 are: 1, 2, 4, 5, 8, 10, 20, and 40. Find the greatest factor they both have in common. That is the greatest common factor.
It is 10
The GCF is 5.
31 and 37
The factors of 15 are: 1, 3, 5, 15 The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30 The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40 The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60 The factors of 71 are: 1, 71