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Published byAiden McGinnis Modified over 2 years ago

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Help! ?? ?????? ???????? ??? ???? ?????????? zKönnen Sie mir die Weise zum Flughafen erklären? zPode você dizer-me a maneira ao aeroporto? zCan you tell me the way to the airport?

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Substituting into Formulas Algebra is a language and this bit is like asking your way to the airport...

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Forumulas...

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Putting numbers in... zWrite the formula down zReplace letters with the numbers you have been given zTerms like 2x become (say) 2 × 4.5 zRules of B.O.D.M.A.S. apply! zLook at next example...

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Example...

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Write the numbers in...

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Apply BODMAS rules... 4² = 4 × 4

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Your turn z Work in different pairs z A shuffles formulas and picks one z B shuffles value cards and picks one z Substitute in z Try and do 5 in 10 min

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Consolidation Complete the handout with mixed questions.

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