Math

Pls help I have quiz on tuesday and I don't get this stuff...

How do I subtract...
1. 8/d - 3/d

2. 1 - 8/9

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asked by Linda
  1. 1 - (8/9) = (9/9)-(8/9) = 1/9

    (8/d) - (3/d) = ??

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  2. 1. Since the denominators are the same, just subtract the numerators.

    8/d - 3/d = 5/d

    2. Change the whole number to a fraction.

    1 - 8/9
    9/9 - 8/9 = ?

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    posted by Ms. Sue
  3. so it will be 1 over 1 minus 8 over then I multiply them?

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    posted by Linda

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