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  • 29-09-2020
  • Mathematics
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I need help on this question

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sqdancefan
sqdancefan sqdancefan
  • 29-09-2020

Answer:

  -7/30

Step-by-step explanation:

You can use 30 as the common denominator.

  7/10 = (7/10)(3/3) = 21/30

  14/15 = (14/15)(2/2) = 28/30

Then the difference is ...

  7/10 -14/15 = 21/30 -28/30

  = (21-28)/30 = -7/30

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