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Mathematics, 23.06.2019 03:30 minersaysay22

Josie calculated 1/5 + 1/2 and said the answer was 2/7 explain how do you know that josie answer does not make sense

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Josie calculated 1/5 + 1/2 and said the answer was 2/7 explain how do you know that josie answer doe...
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