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Add 70/15 and 6/80

1st number: 4 10/15, 2nd number: 6/80

70/15 + 6/80 is 569/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    70/15 = 70 × 16/15 × 16 = 1120/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    6/80 = 6 × 3/80 × 3 = 18/240
  4. Add the two like fractions:
    1120/240 + 18/240 = 1120 + 18/240 = 1138/240
  5. 1138/240 simplified gives 569/120
  6. So, 70/15 + 6/80 = 569/120
    In mixed form: 489/120

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