Question

Find the common factors of:
4, 8, and 12
(3 Marks)

Answer 1

A factor of a number is an exact divisor of that number.
(0.5 marks)
Factors of 4 = 1, 2, 4
(0.5 marks)
Factors of 8 = 1, 2, 4, 8
(0.5 marks)
Factors of 12 = 1, 2, 3, 4, 6, 12
(0.5 marks)
Thus, common factors of 4, 8 and 12 = 1, 2, and 4
(1 mark)