Factor numbers

Exercise and reference answers

Questions

1. Answer

   3

   Question

   How many prime factors does 30 have

2. Answer

   4

   Question

   Identities used for factorising

3. Answer

   3

   Question

   Factor common to the last two regrouped terms

4. Answer

   1

   Question

   The factor common to every number

Instructions

Type the number only.

Explanation