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Add 4/15 and 90/10

1st number: 4/15, 2nd number: 9 0/10

4/15 + 90/10 is 139/15.

Steps for adding 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,
    4/15 = 4 × 2/15 × 2 = 8/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    90/10 = 90 × 3/10 × 3 = 270/30
  4. Add the two like fractions:
    8/30 + 270/30 = 8 + 270/30 = 278/30
  5. 278/30 simplified gives 139/15
  6. So, 4/15 + 90/10 = 139/15
    In mixed form: 94/15

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