VC2M1N04
add and subtract numbers within 20, using physical and virtual materials, part-part-whole knowledge to 10 and a variety of calculation strategies
- using drawings, physical and virtual materials, and number combinations within 10 to add and subtract collections to 20
- adding and subtracting numbers within 20, using a variety of representations and strategies, such as counting on, counting back, partitioning and partpart-whole knowledge of numbers to 10; for example, using partitioning and combining 7 + 5 = 7 + 3 + 2 = 10 + 2 = 12
- developing and using strategies for one-digit addition and subtraction based on part-part-whole relationships for each of the numbers to 10 and subitising with physical and virtual materials; for example, 8 and 6 is the same as 8 and 2 and 4
- representing story problems involving addition and subtraction of numbers within 20 using a Think Board; recognising and using + and − symbols and the equal sign (=) to represent the operations of addition and subtraction; and showing and explaining the connections between any materials used using the language of plus and minus, and the numbers within the story problem
- creating and performing addition and subtraction stories told through Aboriginal and/or Torres Strait Islander dances
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Christmas Colouring - Simple Addition Colour by Number
Boost addition skills even at the end of a school year with this colour by number addition worksheet set.
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Christmas Activity Mazes – Addition and Subtraction
Navigate these Christmas maze worksheets with some simple addition and subtraction to keep those minds active!
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Dominate the Dragon – Mental Maths Worksheets
Capture your students' interest in maths drills for all four operations with these fun dragon-themed differentiated maths worksheets.
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Addition and Subtraction Colour by Number Worksheets
Combine math and art with our addition and subtraction colour by number worksheets that feature problems with solutions up to 20.
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Maths Problem Solving Strategy Mats
Help your students solve math word problems with this set of strategy mats.
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Making Monsters Subtraction - Worksheet
Have some spooky subtraction fun with three differentiated Halloween subtraction worksheets.
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Bar Model Poster Pack
Help your students solve problems using the four operations with a pack of printable strip diagram anchor charts.
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Tens Frame - Addition and Subtraction Match-Up Activity
Build addition and subtraction skills with two tens frame matching games.
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Change It! – Addition to 20 Hands-On Activity
Practise addition to 20 by rearranging the parts of whole numbers into different combinations with this hands-on maths activity.
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Counting On Game - Counting On 1
Play counting on games like this Counting On 1 board game to engage your early learners as they learn to add by counting on one.
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Number Grid Interactive Activity
Share this number grid interactive activity with your students to give them practice adding and subtracting ten and one from a given number.
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Addition Strategies Cheat Sheet
Help students understand the different addition strategies with this helpful cheat sheet.
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Counting On Game
Engage your students with this fun and colourful counting on game that gives your students practise with the 'counting on' addition strategy.
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Maths Task Cards - Year 1
Engage your Year 1 fast finishers with these printable math task cards.
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Input Output Machine Worksheet Set
Use this input output machine worksheet set to introduce your students to number patterns while giving them computational practice.
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Part Part Whole — Hands-On Activity Mat
Use this hands-on addition and subtraction part part whole activity mat in your next guided maths group lesson!
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Part-Part-Whole - Addition and Subtraction Teaching Presentation
Teach your students how to effectively use a bar model to solve 1-digit addition and subtraction number facts using the part-part-whole strategy.
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Basketball Mystery Grid - Addition to 20
Consolidate the skill of adding single-digit numbers up to twenty with a basketball-themed colour-by-number worksheet.
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Mental Maths Subtraction Posters
Use this set of subtraction posters in your classroom when teaching different mental maths strategies.
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Colouring by Numbers - Operations
Colouring pages to be used when working with operations.
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Subtract From 10 Board Game
Have a ‘blast’ with this space-themed ‘Subtract From 10’ board game that gives your students the practice they need with tens subtraction facts.
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Making a Ten Board Game
Introduce this Making a Ten board game to your students to give them practise using the ‘make a ten’ addition strategy.
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Year 1 Halloween Addition Game - Roll-a-Potion
Roll and add to create a magic potion, then draw it in the cauldron with a printable Year 1 Halloween game.
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Addition Strategies to 20 Workmat
Practise using a variety of addition strategies to add numbers up to 20.
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Addition and Subtraction Word Problems - Match Game
Practise reading, modelling, and solving addition and subtraction word problems with a matching activity.
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Basic Subtraction Word Problems - Worksheet
Solve subtraction word problems by drawing picture models with a printable subtraction worksheet.
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Subtraction Strategy Work Mats
Practise using a variety of subtraction strategies to solve problems with a set of printable subtraction work mats.
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Making Ten Memory Game
Practise making ten using ten frames with this fun memory game.
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St Patrick's Day Digital Maths Activity
Celebrate St Patrick’s Day with a spot of Maths fun!
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100th Day Interactive Activity
Celebrate the 100th Day of School with a digital 100th Day Interactive Slide activity deck.
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Addition and Subtraction Strategies PowerPoints – Teaching Resource Pack
A collection of Teaching Presentations that explore strategies for the computation of addition and subtraction.
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Number Talks Teaching Resource Pack - Grade 1
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.