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Add 80/20 and 6/70

1st number: 4 0/20, 2nd number: 6/70

80/20 + 6/70 is 143/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    80/20 = 80 × 7/20 × 7 = 560/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    6/70 = 6 × 2/70 × 2 = 12/140
  4. Add the two like fractions:
    560/140 + 12/140 = 560 + 12/140 = 572/140
  5. 572/140 simplified gives 143/35
  6. So, 80/20 + 6/70 = 143/35
    In mixed form: 43/35

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