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Subtract 70/9 from 8/15

1st number: 8/15, 2nd number: 7 7/9

8/15 - 70/9 is -326/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45
  2. For the 1st fraction, since 15 × 3 = 45,
    8/15 = 8 × 3/15 × 3 = 24/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    70/9 = 70 × 5/9 × 5 = 350/45
  4. Subtract the two fractions:
    24/45 - 350/45 = 24 - 350/45 = -326/45

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