Colour By Numbers: Addition

Subtract numbers by finding the difference between them

Add and subtract 100s: Varied Fluency

Number facts for addition and subtraction : PowerPoint

Addition

Mental addition and subtraction : In-depth Investigation

Mental addition and subtraction (1) : Practice Worksheets with Answers

Strategies for adding and subtracting : Extra Support Y4

Add and subtract 3-digit and 2-digit numbers — not crossing 100: Reasoning and Problem Solving

Number facts and inverse operations : Mental/Oral Starters

Max Maths, Year 3, Work Book, Review of subtraction facts and mental subtraction

Max Maths, Year 3, Try it, Finding complements to 100

Add a 2-digit and 3-digit numbers — crossing 10 or 100

Number facts and inverse operations : Mastery Activity with Answers

Revisiting addition and subtraction : Practice Worksheets with Answers

10s to 100

Max Maths, Year 3, Learn together, Finding complements to 100

Revisiting addition and subtraction : Common Misconceptions

Revisiting addition and subtraction : In-depth Investigation Y3

Review of addition facts

Number facts and inverse operations : Route map for teachers

Number facts and inverse operations : PowerPoint

Number facts for addition and subtraction : Mental/Oral Starters

Mental addition and subtraction : Common Misconceptions

Colour By Number: Subtraction

Max Maths, Year 3, Learn together, Review of addition facts (1)

Mental addition and subtraction : Practice Worksheets with Answers

Number facts for addition and subtraction : Practice Worksheets with Answers

Number facts for addition and subtraction : Extra Support Y2

Mental addition and subtraction (1) : Mastery Activity with Answers