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Add 20/28 and 25/80

20/28 + 25/80 is 115/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 28 × 20 = 560,
    20/28 = 20 × 20/28 × 20 = 400/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    25/80 = 25 × 7/80 × 7 = 175/560
  4. Add the two like fractions:
    400/560 + 175/560 = 400 + 175/560 = 575/560
  5. 575/560 simplified gives 115/112
  6. So, 20/28 + 25/80 = 115/112
    In mixed form: 13/112

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