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Add 72/7 and 28/70

1st number: 10 2/7, 2nd number: 28/70

72/7 + 28/70 is 374/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 70 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 7 × 10 = 70,
    72/7 = 72 × 10/7 × 10 = 720/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    28/70 = 28 × 1/70 × 1 = 28/70
  4. Add the two like fractions:
    720/70 + 28/70 = 720 + 28/70 = 748/70
  5. 748/70 simplified gives 374/35
  6. So, 72/7 + 28/70 = 374/35
    In mixed form: 1024/35

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