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Jerome has 1/4 of the group's video games at his house. Mario has 2/5 of the group's video games at his house. What fraction of the group's video games is either at Jerome's house or Mario's house? EXPLAIN
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Jerome has 1/4 of the group's video games at his house. Mario has 2/5 of the group's video games at his house. What fraction of the group's video games is either at Jerome's house or Mario's house? EXPLAIN please help

User Andreaspfr
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1 Answer

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Add 1/4 + 2/5. The LCM of 4 and 5 is 20.

1/4 = ?/20. 4 x 5 = 20, 1 x 5 = 5, so 1/4 = 5/20.

2/5 = ?/20. 5 x 4 = 20, 2 x 4 = 8, so 2/5 = 8/20.

5/20 + 8/20 = 13/20.

13/20 is the final answer. :)
User Rob Aston
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