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Add 42/15 and 70/60

1st number: 2 12/15, 2nd number: 1 10/60

42/15 + 70/60 is 119/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 60 is 60
  2. For the 1st fraction, since 15 × 4 = 60,
    42/15 = 42 × 4/15 × 4 = 168/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    70/60 = 70 × 1/60 × 1 = 70/60
  4. Add the two fractions:
    168/60 + 70/60 = 168 + 70/60 = 238/60
  5. 238/60 simplified gives 119/30
  6. So, 42/15 + 70/60 = 119/30
    In mixed form: 329/30

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