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Add 21/14 and 72/8

1st number: 1 7/14, 2nd number: 9 0/8

21/14 + 72/8 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 14 × 4 = 56,
    21/14 = 21 × 4/14 × 4 = 84/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    72/8 = 72 × 7/8 × 7 = 504/56
  4. Add the two like fractions:
    84/56 + 504/56 = 84 + 504/56 = 588/56
  5. 588/56 simplified gives 21/2
  6. So, 21/14 + 72/8 = 21/2
    In mixed form: 101/2

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