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Add 18/7 and 36/80

1st number: 2 4/7, 2nd number: 36/80

18/7 + 36/80 is 423/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 7 × 80 = 560,
    18/7 = 18 × 80/7 × 80 = 1440/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    36/80 = 36 × 7/80 × 7 = 252/560
  4. Add the two like fractions:
    1440/560 + 252/560 = 1440 + 252/560 = 1692/560
  5. 1692/560 simplified gives 423/140
  6. So, 18/7 + 36/80 = 423/140
    In mixed form: 33/140

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