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Add 25/14 and 28/40

1st number: 1 11/14, 2nd number: 28/40

25/14 + 28/40 is 87/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 14 × 20 = 280,
    25/14 = 25 × 20/14 × 20 = 500/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    28/40 = 28 × 7/40 × 7 = 196/280
  4. Add the two like fractions:
    500/280 + 196/280 = 500 + 196/280 = 696/280
  5. 696/280 simplified gives 87/35
  6. So, 25/14 + 28/40 = 87/35
    In mixed form: 217/35

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