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Add 4/15 and 24/35

4/15 + 24/35 is 20/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 35 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    4/15 = 4 × 7/15 × 7 = 28/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    24/35 = 24 × 3/35 × 3 = 72/105
  4. Add the two like fractions:
    28/105 + 72/105 = 28 + 72/105 = 100/105
  5. 100/105 simplified gives 20/21
  6. So, 4/15 + 24/35 = 20/21

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