Information: Parents and Carers

Course Aim

A student will learn to:

  • count forwards and backwards by 1s, from any three-digit number, with fluency
  • identify a number before and after any three-digit number

Prior Knowledge

Some knowledge of and skill with:

  • reading and representing numbers up to 100 using objects, pictures, words and numerals
    Year 1 - Whole Numbers - Reading Numbers to 100
  • counting, representing, and estimating object groups up to 100, and partitioning and stating the place value of two-digit numbers
    Year 1 - Whole Numbers - Collections to 100

Sound knowledge of and skill with:

Time Allocation

4 lessons, approximately 1 hour each

  • Warm Up and Lesson: approximately 40 - 45 minutes
  • Extra Practice: approximately 15 - 20 minutes

NB: One hour is a very long time for little ones. You may like to cap each lesson to half an hour with plenty of brain breaks when necessary. You may like to alternate between lessons and their Extra Practice activities over two days.


Please model and encourage the use of the following vocabulary when working through this unit:

  • count forwards
  • count backwards
  • number before
  • number after
  • more than
  • less than
  • number line
  • number chart
  • zero
  • ones
  • groups of ten
  • tens
  • round to
  • please be aware that cardinal numbers (1,2,3) are said without place value language for bus, postcode and telephone numbers
  • ordinal names can be confused with fraction names; 'the third' relates to positional order whereas 'a third' is a fraction
  • the word 'round' can hold different meanings, and it can often be confused with the word 'around'relates to positional order whereas 'a third' is a fraction

General Note

Please feel free to revisit this course at any time if your student has the motivation; repeated practice and play is extremely beneficial for concept consolidation, and identifying links to other concepts.

If you haven't read the essay yet, make sure you read the general information about how McMahon Education functions. You will need a coffee, and a plan to do something rewarding and fun afterwards.

Technical Issues

If you come across any problems or broken links, please let me know via the following feedback form:

Technical Issue - McMahon Education Online

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