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Add 8/20 and 70/49

1st number: 8/20, 2nd number: 1 21/49

8/20 + 70/49 is 64/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 49 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 20 × 49 = 980,
    8/20 = 8 × 49/20 × 49 = 392/980
  3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
    70/49 = 70 × 20/49 × 20 = 1400/980
  4. Add the two like fractions:
    392/980 + 1400/980 = 392 + 1400/980 = 1792/980
  5. 1792/980 simplified gives 64/35
  6. So, 8/20 + 70/49 = 64/35
    In mixed form: 129/35

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