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Subtract 18/10 from 70/15

1st number: 4 10/15, 2nd number: 1 8/10

70/15 - 18/10 is 43/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    70/15 = 70 × 2/15 × 2 = 140/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    18/10 = 18 × 3/10 × 3 = 54/30
  4. Subtract the two like fractions:
    140/30 - 54/30 = 140 - 54/30 = 86/30
  5. After reducing the fraction, the answer is 43/15
  6. In mixed form: 213/15

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