1L1.3.2 Subtract numbers from numbers up to 20
Workbooks
Learn how to build a subtraction number sentence in colour-coded steps with numbers to 15.
15 pages
Learn how to build a subtraction number sentence in colour-coded steps with numbers to 20.
15 pages
Work out ‘how many left?’ using numbers up to 15 with symbols to aid.
20 pages
Work out ‘how many left?’ using numbers up to 20 with symbols to aid.
15 pages
Identify and subtract from the biggest number to find how many more.
10 pages
Introduction to find the difference
Demonstrating how to find the difference - best modelled with real cubes or similar concrete resources.
10 pages
Identify and subtract from the biggest number to find the difference.
10 pages
Find the difference between two numbers up to 15. The questions alternate between the characters on the left and right having more, demonstrating that it doesn't matter who has more or less, the difference is the same.
20 pages
Find the difference between two numbers up to 20. The questions alternate between the characters on the left and right having more, demonstrating that it doesn't matter who has more or less, the difference is the same.
20 pages
Practise your subtraction skills through a series of word problems.
16 pages
Practise finding out ‘how many are left?’ in this practice book.
15 pages
Practise finding out ‘how many are left?’ in this practice book.
16 pages
Practise finding out ‘how many more?’ in this practice book.
10 pages
Practise finding out ‘how many more?’ in this practice book.
15 pages
Find the difference practice book
Practise finding the difference between two numbers in this practice book.
24 pages
Templates and activities
Videos
Subtraction within 20 using smarties
Edible resources are a great idea - just keep them out of arms reach.
Subtraction within 20 using cubes
Karen models how to use cubes to teach a subtraction within 20.
Subtraction within 20 using objects
Using bears to work out calculations by counting them and taking them away. Trying to remember the answer to complete the number sentence.
Subtraction within 20 using Numicon
Lance and Karen demonstrate how to use Numicon to subtract. Lance practises writing a number sentence.
Subtraction within 20 on a number line
Lance and Karen demonstrate how to use a number line to subtract.