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A human usually has 20 baby teeth which are replaced by 32 adult teeth . Raül lost 8 of his baby teeth . Raül said he lost 4/10 of his baby teeth Ana said Raul lost 2/5 . Which of this conjectures are
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A human usually has 20 baby teeth which are replaced by 32 adult teeth . Raül lost 8 of his baby teeth . Raül said he lost 4/10 of his baby teeth Ana said Raul lost 2/5 . Which of this conjectures are true? Construct an argument to justify your answer.

User Leopold
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2 Answers

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They are both correct because Ana simplified what Raul said. You know this because 2/5×2/2=4/10
User Sabreena
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2 votes
They are both right because Raul simplifyed 8/20 to 4/10 but Ana went further to simplify 4/10 to 2/5
User James Choi
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