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Add 40/14 and 30/15

1st number: 2 12/14, 2nd number: 2 0/15

40/14 + 30/15 is 34/7.

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,
    40/14 = 40 × 15/14 × 15 = 600/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    30/15 = 30 × 14/15 × 14 = 420/210
  4. Add the two like fractions:
    600/210 + 420/210 = 600 + 420/210 = 1020/210
  5. 1020/210 simplified gives 34/7
  6. So, 40/14 + 30/15 = 34/7
    In mixed form: 46/7

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