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Add 25/56 and 42/45

25/56 + 42/45 is 1159/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 45 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    25/56 = 25 × 45/56 × 45 = 1125/2520
  3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
    42/45 = 42 × 56/45 × 56 = 2352/2520
  4. Add the two like fractions:
    1125/2520 + 2352/2520 = 1125 + 2352/2520 = 3477/2520
  5. 3477/2520 simplified gives 1159/840
  6. So, 25/56 + 42/45 = 1159/840
    In mixed form: 1319/840

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