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find the greatest common factor of 21 and 33

Sagot :

Answer:

As you can see when you list out the factors of each number, 3 is the greatest number that 21 and 33 divides into.

Step-by-step explanation:

As you can see when you list out the factors of each number, 3 is the greatest number that 21 and 33 divides into.

Answer:

[tex]GCF=3[/tex]

Step-by-step explanation:

1)  List the factors of each number.

Factors of 21: [tex]1,3,7,21[/tex]

Factors of 33: [tex]1,3,11,33[/tex]

2) Find the largest number that is shared by all rows above. This is the GCF.

[tex]GCF=3[/tex]