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Add 18/12 and 64/70

1st number: 1 6/12, 2nd number: 64/70

18/12 + 64/70 is 169/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 70 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 12 × 35 = 420,
    18/12 = 18 × 35/12 × 35 = 630/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    64/70 = 64 × 6/70 × 6 = 384/420
  4. Add the two like fractions:
    630/420 + 384/420 = 630 + 384/420 = 1014/420
  5. 1014/420 simplified gives 169/70
  6. So, 18/12 + 64/70 = 169/70
    In mixed form: 229/70

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