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Add 72/7 and 12/80

1st number: 10 2/7, 2nd number: 12/80

72/7 + 12/80 is 1461/140.

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,
    72/7 = 72 × 80/7 × 80 = 5760/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    12/80 = 12 × 7/80 × 7 = 84/560
  4. Add the two like fractions:
    5760/560 + 84/560 = 5760 + 84/560 = 5844/560
  5. 5844/560 simplified gives 1461/140
  6. So, 72/7 + 12/80 = 1461/140
    In mixed form: 1061/140

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