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Add 7/28 and 70/30

1st number: 7/28, 2nd number: 2 10/30

7/28 + 70/30 is 31/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 30 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 28 × 15 = 420,
    7/28 = 7 × 15/28 × 15 = 105/420
  3. Likewise, for the 2nd fraction, since 30 × 14 = 420,
    70/30 = 70 × 14/30 × 14 = 980/420
  4. Add the two like fractions:
    105/420 + 980/420 = 105 + 980/420 = 1085/420
  5. 1085/420 simplified gives 31/12
  6. So, 7/28 + 70/30 = 31/12
    In mixed form: 27/12

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