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Add 30/7 and 15/10

1st number: 4 2/7, 2nd number: 1 5/10

30/7 + 15/10 is 81/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 7 × 10 = 70,
    30/7 = 30 × 10/7 × 10 = 300/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    15/10 = 15 × 7/10 × 7 = 105/70
  4. Add the two like fractions:
    300/70 + 105/70 = 300 + 105/70 = 405/70
  5. 405/70 simplified gives 81/14
  6. So, 30/7 + 15/10 = 81/14
    In mixed form: 511/14

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