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anonymous

  • 5 years ago

7/8, 2/5, 2/3 common denominator? by Bob1062

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  1. anonymous
    • 5 years ago
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    I said, before...multiply the three denominators to get a common one. so you get 120 as your common denominator

  2. anonymous
    • 5 years ago
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    nooo u dont have to multiply them together cause im doing almost the same thing

  3. anonymous
    • 5 years ago
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    what grade u in bob

  4. anonymous
    • 5 years ago
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    Well it's faster than trying to find the common multiply in each of these

  5. anonymous
    • 5 years ago
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    but it aint right

  6. anonymous
    • 5 years ago
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    uhhh 120 is the common denominator of 8 5 and three. It might not be the least common denominator. But it is a common denominator nevertheless.

  7. anonymous
    • 5 years ago
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    well thts not how our teacher taught it to us but im not gonna argue,what grade u in cause i need help to

  8. anonymous
    • 5 years ago
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    Im in college.

  9. anonymous
    • 5 years ago
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    uhh huh well im a smart moutherd adult mouthed sixth grader

  10. anonymous
    • 5 years ago
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    I am helping my son, who is in 5th grade.

  11. anonymous
    • 5 years ago
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    So how does it work? Is 7/8 now 840/ 960, 2/5 now240/ 600, 2/3 now 240/ 360

  12. anonymous
    • 5 years ago
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    Thanks jada294

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