In algebra, letters are used when numbers are not known. Algebraic terms, such as \(2s\) or \(8y\), leave the multiplication signs out. So rather than \(2 \times s\), write \(2s\), and rather than \(8 ...

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The patterns and expressions curriculum unit supports pupils to understand and express algebraic generalisations arising from how they 'see' the structure of a figural pattern. Pupils work in a ...

In algebra, letters are used to stand for values that can change (variables) or for values that aren’t known (unknowns). A term is a combination of letters and/or numbers, often multiplied together, ...

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This free simplifying algebraic expressions lesson plan for KS3 comes with an accompanying task sheet. Exercises are not the only way to improve students’ fluency in mathematical procedures. Sometimes ...

Parsing algebraic expressions is always a pain. If you need to compute, say, 2+4*2, the answer should be the same as (2 + (4 *2)), not ((2 + 4) * 2) — in other words, the right answer is 10, not 12.