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Add 42/12 and 10/70

1st number: 3 6/12, 2nd number: 10/70

42/12 + 10/70 is 51/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 70 is 420
  2. For the 1st fraction, since 12 × 35 = 420,
    42/12 = 42 × 35/12 × 35 = 1470/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    10/70 = 10 × 6/70 × 6 = 60/420
  4. Add the two fractions:
    1470/420 + 60/420 = 1470 + 60/420 = 1530/420
  5. 1530/420 simplified gives 51/14
  6. So, 42/12 + 10/70 = 51/14
    In mixed form: 39/14

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