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Add 12/8 and 63/70

1st number: 1 4/8, 2nd number: 63/70

12/8 + 63/70 is 12/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    12/8 = 12 × 35/8 × 35 = 420/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    63/70 = 63 × 4/70 × 4 = 252/280
  4. Add the two like fractions:
    420/280 + 252/280 = 420 + 252/280 = 672/280
  5. 672/280 simplified gives 12/5
  6. So, 12/8 + 63/70 = 12/5
    In mixed form: 22/5

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