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Add 20/21 and 8/35

20/21 + 8/35 is 124/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 35 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 21 × 5 = 105,
    20/21 = 20 × 5/21 × 5 = 100/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    8/35 = 8 × 3/35 × 3 = 24/105
  4. Add the two like fractions:
    100/105 + 24/105 = 100 + 24/105 = 124/105
  5. So, 20/21 + 8/35 = 124/105
    In mixed form: 119/105

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