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Add 15/14 and 45/40

1st number: 1 1/14, 2nd number: 1 5/40

15/14 + 45/40 is 123/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280
  2. For the 1st fraction, since 14 × 20 = 280,
    15/14 = 15 × 20/14 × 20 = 300/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    45/40 = 45 × 7/40 × 7 = 315/280
  4. Add the two fractions:
    300/280 + 315/280 = 300 + 315/280 = 615/280
  5. After reducing the fraction, the answer is 123/56
  6. In mixed form: 211/56

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