Curated Video
Use a balanced equation to calculate unknown parts
Pupil outcome: You can use a balanced equation to calculate unknown parts. Key learning points: - I've added __ to this part so I need to subtract __ from the other part to keep the sum the same. - I've subtracted __ from this part so I...
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Using balanced equations to calculate redistribution
Pupil outcome: I can use balanced equations to calculate redistribution. Key learning points: - If one part is increased and the other is decreased by the same amount, the whole stays the same. - If one part is decreased and the other is...
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Numbers can be added in any order
Pupil outcome: I understand that numbers can be added in any order. Key learning points: - The order we add the addends does not change the sum. - Addition is commutative. - Commutative means that we can change the order of the addends...
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Add three addends by finding pairs that total 10
Pupil outcome: I can recognise number pairs that total 10 and use them to find the sum of three numbers. Key learning points: - Rearranging the addends identifies the pairs that total 10. - Place value means we can add a single digit to...
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Explain how adjusting one part affects the sum
Pupil outcome: I can explain how adjusting one addend or part affects the sum or whole. Key learning points: - If I increase this part or by __ then the whole will increase by the same amount. - If I decrease this part by __ then the...
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Solve calculations with missing parts
Pupil outcome: I can solve addition calculations with missing parts. Key learning points: - The change in the sum is equal to the change in the missing addend. - To calculate the missing addend, the known addend must be subtracted from...
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Review column addition and identify the addends and sum
Pupil outcome: I can identify the addends and the sum in column addition. Key learning points: - The addends are written in columns with the same value digits in the same column. - One addend is written above the other one. - The sum is...
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Use knowledge of the 9 times table to solve problems
Pupil outcome: I can use knowledge of the 9 times table to solve problems. Key learning points: - Counting in nines can be represented in different ways. - Counting in nines can help to solve problems. - The 9 times table can be...
Curated Video
Explain how to balance equations with addition and subtraction expressions
Pupil outcome: You can explain how to balance equations with addition and subtraction expressions Key learning points: - If one addend is increased and the other is decreased by the same amount, the sum stays the same. - If the minuend...
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Explain how to balance equations with subtraction expressions
Pupil outcome: I can explain how to balance equations with subtraction expressions. Key learning points: - If the minuend and subtrahend are changed by the same amount, the difference stays the same. - If you increase or decrease the...
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Explain how to balance equations with addition expressions
Pupil outcome: I can explain how to balance equations with addition expressions. Key learning points: - If one addend is increased and the other is decreased by the same amount, the sum stays the same. - If one addend is increased or...
Curated Video
Use knowledge of the 7 times table to solve problems
Pupil outcome: I can use knowledge of the 7 times table to solve problems. Key learning points: - Counting in sevens can help solve problems. - Counting in sevens can be represented in different ways. - The 7 times table can be...
Curated Video
Identify the addends and the sum in column addition
Pupil outcome: I can identify the addends and the sum in column addition. Key learning points: - In column addition, one addend is written below the other. - The equals sign shows it is an equation. - The sum appears within the equals sign.
Curated Video
Many equations, one solution
Pupil outcome: I can understand that a family of linear equations can all have the same solution. Key learning points: - Starting from a single value for a variable you can write equations that are equivalent. - A solution to a linear...
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Explain how dividing by a whole number relates to multiplying by a unit fraction
Pupil outcome: I can explain how dividing by a whole number relates to multiplying by a unit fraction. Key learning points: - Multiplying a number by a unit fraction is equivalent to dividing the number by the denominator of the...
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Use the additive relationship to rearrange addition equations
Pupil outcome: I can rearrange addition equations. Key learning points: - Equations can be represented using part-part-whole or bar models. - The sum is the whole and the addends are parts. - Equations can be written starting with the...
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Use knowledge of multiplying a whole number by a unit fraction to solve problems
Pupil outcome: I can use knowledge of multiplying a whole number by a unit fraction to solve problems. Key learning points: - Finding a fraction of a number is the same as multiplying the number by the fraction. - Multiplying a number by...
Curated Video
Checking and securing understanding of forming linear equations
Pupil outcome: I can use a letter to represent a generalised number and form a linear equation from a context. Key learning points: - Quantities that change can be assigned a variable. - If there is a relationship between these...
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Further algebraic terminology
Pupil outcome: I can appreciate the difference between an equation, an identity, an expression, a term and a formula. Key learning points: - A single number or letter, or the product of numbers and/or variables. - An expression contains...
Curated Video
Using the fx-CG50 for number and algebra
Pupil outcome: I can use the fx-CG50 to perform calculations with numbers and solve equations numerically. Key learning points: - Some calculators can perform more than just basic calculations. - The fx-CG50 can solve equations...
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Using the fx-991CW for number and algebra
Pupil outcome: I can use the fx-991CW to perform calculations with numbers and solve equations numerically. Key learning points: - Some calculators can perform more than just basic calculations. - The fx-991CW can convert between...
Curated Video
Writing equations from ratios
Pupil outcome: I can write equations involving ratios. Key learning points: - Ratios can be written as fractions. - A ratio can be used to write an equation. - This equation is another way of representing how the two quantities are...
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Different types of equations
Pupil outcome: I can recognise that there are many different types of equations of which linear is one type. Key learning points: - An equation is a statement that two expressions are equal, indicated by =. - Linear expressions can be...
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Generalised algebraic statements
Pupil outcome: I can use relationships that have been generalised using algebraic statements. Key learning points: - Relationships in context can be expressed using letters to represent the unknown values. - Formulae in context can be...