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Add 6/28 and 72/70

1st number: 6/28, 2nd number: 1 2/70

6/28 + 72/70 is 87/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    6/28 = 6 × 5/28 × 5 = 30/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    72/70 = 72 × 2/70 × 2 = 144/140
  4. Add the two like fractions:
    30/140 + 144/140 = 30 + 144/140 = 174/140
  5. 174/140 simplified gives 87/70
  6. So, 6/28 + 72/70 = 87/70
    In mixed form: 117/70

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