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Add 12/8 and 45/70

1st number: 1 4/8, 2nd number: 45/70

12/8 + 45/70 is 15/7.

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,
    45/70 = 45 × 4/70 × 4 = 180/280
  4. Add the two like fractions:
    420/280 + 180/280 = 420 + 180/280 = 600/280
  5. 600/280 simplified gives 15/7
  6. So, 12/8 + 45/70 = 15/7
    In mixed form: 21/7

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