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Add 25/56 and 80/90

25/56 + 80/90 is 673/504.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 90 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 90 × 28 = 2520,
    80/90 = 80 × 28/90 × 28 = 2240/2520
  4. Add the two like fractions:
    1125/2520 + 2240/2520 = 1125 + 2240/2520 = 3365/2520
  5. 3365/2520 simplified gives 673/504
  6. So, 25/56 + 80/90 = 673/504
    In mixed form: 1169/504

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