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Add 4/10 and 90/7

1st number: 4/10, 2nd number: 12 6/7

4/10 + 90/7 is 464/35.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 10 × 7 = 70,
    4/10 = 4 × 7/10 × 7 = 28/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    90/7 = 90 × 10/7 × 10 = 900/70
  4. Add the two like fractions:
    28/70 + 900/70 = 28 + 900/70 = 928/70
  5. 928/70 simplified gives 464/35
  6. So, 4/10 + 90/7 = 464/35
    In mixed form: 139/35

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