Calculation: Addition

Addition is useful to total up several amounts. For instance a shopping basket or a timesheet. It is the opposite of subtraction.

Quick tips for tutors

Addition includes:

  • A one-minute video designed to illustrate purpose and context of the topic with particular examples
  • May be used to introduce the topic in class and stimulate discussion around the examples shown
Addition and use of the column method

Downloadable Factsheets

Hundreds, tens and ones
Reminders to help you add
Key words for mental addition
Splitting up numbers
'Shared': five ways to add (and subtract) in your head
Rounding addition
Rounding addition methods and examples

Downloadable worksheets

Calculating journey times
Addition additives
Hundreds, tens and ones
Addition by splitting up numbers
Empty number lines
Correcting addition errors

More from Skillswise

Times tables
Multiples and factors