Maths 6. Factors and Primes Flashcards
Is 2 a factor of 12?
Yes - 2 divides into 12
Is 3 a factor of 13?
No - 3 doesn’t divide into 13
Is 8 a factor of 72?
Yes - 8 divides into 72
Is 5 a factor of 45?
Yes - 5 divides into 45
Is 7 a factor of 50?
No - 7 doesn’t divide into 50
Is 9 a factor of 73?
No - 9 doesn’t divide into 73
Is 6 a factor of 24?
Yes - 6 divides into 24
Is 11 a factor of 121?
Yes - 11 divides into 121
Is 1 a factor of 351?
Yes - 1 divides into 351
Is 14 a factor of 31?
No - 14 doesn’t divide into 31
List the factors of 6
Listing them as pairs:
1 and 6
2 and 3
So: 1, 2, 3 and 6 are the factors of 6
List the factors of 10
Listing them as pairs:
1 and 10
2 and 5
So: 1, 2, 5 and 10 are the factors of 10
List the factors of 12
Listing them as pairs:
1 and 12
2 and 6
3 and 4
So: 1, 2, 3, 4, 6 and 12 are the factors of 12
List the factors of 25
Listing them as pairs:
1 and 25
5 and 5 (these are the same)
So: 1, 5 and 25 are the factors of 25
List the factors of 36
Listing them as pairs:
1 and 36
2 and 18
3 and 12
4 and 9
6 and 6 (these are the same)
So: 1, 2, 3, 4, 6, 9, 12, 18 and 36 are the factors of 36