Question

Write all the possible factors of these pair of numbers. Circle the
common factors and select the highest common factor.
a) 8 and 12 b) 12 and 18 c) 10 and 15

Answer 1

Answer:

8 and 12

factors of 8:

1,2,4,8

factor of 12:

1,2,3,4,12

common factor:

1,2,4

HCF

4