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15 December, 23:49

A school libarian ordered new books for the libary. Of the new books ordered, 1/3 are science, 2/5 are biography, and the rest of the books are fiction. what fraction of the books ordered are fiction?

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  1. 16 December, 02:53
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    1/3 and 1/5's denominator would turn into 15 because it's the least common denominator between 3 and 15. So, when you turn it to 15 the numerator changes and you would get 5/15 are science, 6/15 are biographies. Add them together to get 11/15. So, 15-11=4, so 4/15 are fiction.
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Home » Mathematics » A school libarian ordered new books for the libary. Of the new books ordered, 1/3 are science, 2/5 are biography, and the rest of the books are fiction. what fraction of the books ordered are fiction?
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