Question

Find the common factors of
a) 8 and 14
b) 20 and 28

Answer 1

Answer:

a) 2

b) 2

Step-by-step explanation:

a) 2 x 4 = 8

   2 x 7 = 14

b) 2 x 10 = 20

   2 x 14 = 28

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Answer 2

Answer:

a) The factors of 8 are:

1, 2, 4, 8

The factors of 14 are:

1, 2, 7, 14  

The common factors are:

1, 2

b) The factors of 20 are:

1, 2, 4, 5, 10, 20

The factors of 28 are:

1, 2, 4, 7, 14, 28  

The common factors are:

1, 2, 4