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Add 3/14 and 21/15

1st number: 3/14, 2nd number: 1 6/15

3/14 + 21/15 is 113/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 14 × 15 = 210,
    3/14 = 3 × 15/14 × 15 = 45/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    21/15 = 21 × 14/15 × 14 = 294/210
  4. Add the two like fractions:
    45/210 + 294/210 = 45 + 294/210 = 339/210
  5. 339/210 simplified gives 113/70
  6. So, 3/14 + 21/15 = 113/70
    In mixed form: 143/70

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