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Hiu · Answer 1 · 2018-08-14T18:03:32+0000

3/10 - 7/20
we need to find the LCD and that would be 20
3 * 2 over 10 * 2 - 7/20
6/20 - 7/20
6 - 7 over 20
-1/20

Answer as a fraction in simplified form: -1/20.

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