math

write the pair of the fractions as a pair of fractions with a common denominator : a.) 2/4 and 7/8. b.) 3/10 and 1/2. my answer for the a.) is 16/32-28/32. for b.) is 6/20-10/20 please let me know is my answers is right or not

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  1. Both are wrong.

    The common denominator of 2/4 and 7/8 is 8.

    The common denominator of 3/10 and 1/2 is 10.

  2. so is 16/8-28/8 and 6/10-10/10

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  3. 2/4 = 4/8

    2/4 and 7/8 = 4/8 and 7/8

    3/10 and 1/2 = 3/10 and 5/10

  4. thank you for help me

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  5. You're welcome.

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