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Add 25/40 and 40/28

1st number: 25/40, 2nd number: 1 12/28

25/40 + 40/28 is 115/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 28 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    25/40 = 25 × 7/40 × 7 = 175/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    40/28 = 40 × 10/28 × 10 = 400/280
  4. Add the two like fractions:
    175/280 + 400/280 = 175 + 400/280 = 575/280
  5. 575/280 simplified gives 115/56
  6. So, 25/40 + 40/28 = 115/56
    In mixed form: 23/56

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