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Add 8/21 and 98/15

1st number: 8/21, 2nd number: 6 8/15

8/21 + 98/15 is 242/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 15 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 21 × 5 = 105,
    8/21 = 8 × 5/21 × 5 = 40/105
  3. Likewise, for the 2nd fraction, since 15 × 7 = 105,
    98/15 = 98 × 7/15 × 7 = 686/105
  4. Add the two like fractions:
    40/105 + 686/105 = 40 + 686/105 = 726/105
  5. 726/105 simplified gives 242/35
  6. So, 8/21 + 98/15 = 242/35
    In mixed form: 632/35

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