### Applying a range of strategies to mentally calculate addition

In this lesson you will use different mental strategies to add two parts.

10 lessons

In this lesson you will use different mental strategies to add two parts.

In this lesson you will use different mental strategies to calculate subtraction.

In this lesson you are given a purpose for adding and subtracting. Can you help?

In this lesson you will use known facts and the laws of commutativity and associativity to multiply.

In this lesson you will use your doubling and halving skills to efficiently calculate.

In this lesson you will extend your knowledge of place value into the thousands place.

In this lesson you will use place value knowledge to compare four digit numbers.

In this lesson you will use your place value knowledge to compare four digit numbers and put them in order.

In this lesson you will learn how to add and subtract 1000 using your understanding of place value.

In this lesson you will learn to round four digit numbers to the nearest multiple of 1000.

Units in Maths

Units in Number

- Number sense and exploring calculation strategies
- Place value
- Graphs
- Addition and subtraction
- Length and perimeter
- Multiplication and division
- Deriving multiplication and division facts
- Time
- Fractions
- Angles and shape
- Measures
- Securing multiplication and division
- Exploring calculation strategies and place value
- Fractions: parts and wholes
- Reasoning with 4-digit numbers
- Addition and subtraction
- Multiplication and division
- Interpreting and presenting data
- Securing multiplication facts
- Fractions
- Time
- Decimals
- Area and perimeter
- Solving measure and money problems
- 2-D Shape and Symmetry
- Position and Direction
- Reasoning with patterns and sequences
- 3D Shape
- Working with fractions
- Taking fractions further
- Reasoning with large whole numbers
- Problem solving with integer addition and subtraction
- Line graphs and timetables
- Multiplication and division
- 2-D shape, perimeter and area
- Fractions and decimals
- Angles
- Fractions, decimals and percentages
- Transformations
- Converting units of measure
- Calculating with whole numbers and decimals
- 2-D and 3-D shape
- Volume
- Problem solving with whole numbers and decimals
- Equivalent fractions
- Integers & Decimals
- Multiplication and division
- Calculation problems
- Fractions
- Missing angles and lengths
- Coordinates and shape
- Fractions
- Decimals and measures
- Percentages and statistics
- Proportion problems
- Extending calculation strategies and additive reasoning

- Factors and multiples
- Measures: Length
- Calculating with whole numbers and decimals
- Problem solving with whole numbers and decimals
- Decimals and measures
- Numbers and numerals
- Fractions and decimals
- Place value
- Multiplication and division: 2, 5 and 10
- Conceptualising and comparing fractions
- Multiplication and division
- Time
- Addition and subtraction
- Numbers within 100
- Addition and subtraction within 20
- Exploring calculation strategies
- Numbers within 6
- Accuracy and estimation
- Area and perimeter
- Converting units of measure
- Measures: Capacity and volume
- Numbers to 10
- Decimals
- Addition and subtraction (applying strategies)
- Integers & Decimals
- Numbers to 20
- Addition and subtraction within 10
- Deriving multiplication and division facts
- Addition and subtraction within 10
- Multiplication and division
- Problem solving with integer addition and subtraction
- Reasoning with patterns and sequences
- Fractions, decimals and percentages
- Measures (2): Capacity and volume
- Numbers 50 to 100 and beyond
- Position and Direction
- Securing multiplication facts
- Addition and subtraction within 6
- Order of operations
- Surds and trigonometry
- Measures: Mass
- Reasoning with large whole numbers
- Indices and standard form
- Exploring calculation strategies and place value
- Reasoning with 4-digit numbers
- Measures (1): Length and mass
- Addition and subtraction word problems
- Numbers to 50
- Volume
- Early Mathematical experiences
- Solving measure and money problems
- Addition and subtraction of 2-digit numbers (regrouping and adjusting)
- Percentages
- Doubling and halving
- Fractions
- Numbers within 10
- Numbers beyond 20
- Depth of numbers within 20
- Multiplication and division: 3 and 4
- Grouping and Sharing
- Length and perimeter
- Numbers within 1000
- Graphs
- Number sense and exploring calculation strategies
- Axioms and arrays
- Numbers within 20
- Exploring calculation strategies within 20
- Manipulating and calculating with fractions
- 2-D shape, perimeter and area
- Addition and subtraction of 2-digit numbers
- Measures
- Calculation problems
- Extending calculation strategies and additive reasoning
- Prime factor decomposition
- Pattern and Early Number
- Numbers within 15
- Addition and subtraction
- Securing multiplication and division
- Money
- Positive and negative numbers
- Addition and subtraction within 20 (comparison)