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Copy of DIY Maths: Evaluating a formula using substitution


In this module you can study how to substitute given values into a formula.


The one-minute video above shows how to evaluate a formula using substitution.


The five-minute video from mathlablady goes into a more indepth explanation.

Did you know?

The most common error made when substituting values into a formula is made when negative signs are dropped.

You must use Order of Operations rules when evaluating formulas.

Study and practice


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