Factorisation bingo

Exercise and reference answers

Clues and terms

1. Clue

   A number written purely as a product of primes.

   Item

   Prime form

2. Clue

   The factor that every number and term shares.

   Item

   One

3. Clue

   Algebra's word in place of prime.

   Item

   Irreducible

4. Clue

   Shared by the terms, so taken outside.

   Item

   Common factor

5. Clue

   Pairing terms so each pair factors.

   Item

   Regrouping

6. Clue

   Four known forms used to factorise quickly.

   Item

   Identities

7. Clue

   How polynomial division is actually done.

   Item

   Cancelling

8. Clue

   They are two, three and five.

   Item

   Factors of 30

9. Clue

   Where factors were first met.

   Item

   Class six

Instructions

Read each clue and tap the term it describes.

Explanation