Factors are numbers you can multiply together to get another number. 15: 1, 3, 5, 15
-- List all the factors of 15. -- List all the factors of 30. -- Spot the group of numbers that are on both lists. -- The biggest one of those is the GCF. It should be close to 15.
There are 15 factors in all.
You need to Writ edown all the factors.. :)
1 and 7
1, 3, 5, 15.
3 and 5
No.
1, 3, 5, 9, 15, 45
1, 3, 5, 7, 15, 21, 35, 105
1, 2, 3, 5, 6, 10, 15, 30
1, 3, 5, 9, 15, 45.
All non-zero numbers have factors. These can be written down in a list. That would be known as a list of factors.
All Factors of 150:1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150
The factors of 15 are: 1, 3, 5, 15
Factors are numbers you can multiply together to get another number. 30: 1, 2, 3, 5, 6, 10, 15, 30
All the factors of 15 are 1, 3, 5, and 15