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Add 21/28 and 70/14

1st number: 21/28, 2nd number: 5 0/14

21/28 + 70/14 is 23/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 14 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 28 × 1 = 28,
    21/28 = 21 × 1/28 × 1 = 21/28
  3. Likewise, for the 2nd fraction, since 14 × 2 = 28,
    70/14 = 70 × 2/14 × 2 = 140/28
  4. Add the two like fractions:
    21/28 + 140/28 = 21 + 140/28 = 161/28
  5. 161/28 simplified gives 23/4
  6. So, 21/28 + 70/14 = 23/4
    In mixed form: 53/4

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