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Question: david and ashley want to calculate 827 298 by...

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describe. Ashley want to calculate $2.9& ely and as 10, David and S3 27. David says first calculating that they must subtracts0.02 from $5.27, but says that they must add S0.02 to $5.27. a. Draw a number line (which need not be perfe ways to to scale) to help you explain who is right and why. Do not just say which answer is numeri. m that cally correct; use the number line to help you ng the explain why the answer must be correct. ations b. Explain in another way who is right and why. ty of
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