Whats the fraction 55/63 simplified?

I was finding the LCD of 4/9 & 3/7 and got 63. Then i multiplied 7 to the numerator and denominator of 4/9 and multiplied 9 to 3/7, numerator and denominator, because the numerator would end up 63. on 4/9 i got 28/63 and on 3/7 i got 2763. my finial answer is 55/63 but i need to simplify

1 Answer
Ben · MathFact-orials.blogspot.com
May 30, 2018

#55/63# is the simplest form, you did fine!

Explanation:

Assuming you needed to add these fractions together, you did everything right.

55 has common factors of 11 and 5, and 63 has common factors of 3,9, and 7. Since there are no matches in common factors, you cannot simplify further.

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