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Exploring Expressions

Letters, in mathematics, always represent a number and in an expression (expressions don't have an "=" sign), these letters can be any number you want them to be! In this activity, you're going to replace the letters with whole numbers only, negative or positive, (no decimals, fractions or irrationals to begin with!) to see which expression cards match with which targets. Syllabus item: Overview of the Activities...


Tags: substitution, formulae, expressions

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