What does 9/10-13/18 equal as an improper fraction 100 points

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asked Sep 26, 2021 175k views

4 votes

What does 9/10-13/18 equal as an improper fraction
100 points

Mathematics
middle-school

Giorgia Sambrotta asked

by Giorgia Sambrotta

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1 Answer

5 votes

Answer:

$\huge (8)/(45)$

Explanation:

$(9)/(10) - (13)/(18) \\ \\ = (9 * 9)/(10 * 9) - (13 * 5)/(18 * 5) \\ \\ = (81)/(90) - (65)/(90) \\ \\ = (81 - 65)/(90)\\ \\ = (16)/(90) \\ \\ = (8)/(45) \\$

Troggy answered Oct 1, 2021

by Troggy

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