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diego1207

  • 4 years ago

(-4/7) - (-2 1/2)

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  1. rickjbr
    • 4 years ago
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    You need to find the LCD. You can rewrite this as: (-4/7) - (-5/2)

  2. diego1207
    • 4 years ago
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    why is it -5/2 though thats what i dont understand

  3. rickjbr
    • 4 years ago
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    -2 1/2 is equivalent to -5/2

  4. rickjbr
    • 4 years ago
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    You multiply the denominator times the whole number and add the numerator.

  5. diego1207
    • 4 years ago
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    oh soo you convert it into an improper fraction right?

  6. rickjbr
    • 4 years ago
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    Yes

  7. diego1207
    • 4 years ago
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    ok thank you

  8. rickjbr
    • 4 years ago
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    You're welcome

  9. 142343
    • 4 years ago
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    27/14

  10. diego1207
    • 4 years ago
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    thanks but i found out already

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