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Susan solved 200-91 and decided to add her answer to 91 to check her work.
Explain why this strategy works.
Answer
because 200 if you add 91 to 200 your answer would be 291
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Virtual Teaching Assistant: John B.
Question Level: Basic
Karma: Free
Upload Date: 5/31/2017
This 20 words question was answered by John B. on StudySoup on 5/31/2017. The question contains content related to Math Since its upload, it has received 582 views.