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Add 72/80 and 36/28

1st number: 72/80, 2nd number: 1 8/28

72/80 + 36/28 is 153/70.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
    36/28 = 36 × 20/28 × 20 = 720/560
  4. Add the two like fractions:
    504/560 + 720/560 = 504 + 720/560 = 1224/560
  5. 1224/560 simplified gives 153/70
  6. So, 72/80 + 36/28 = 153/70
    In mixed form: 213/70

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