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Add 72/10 and 15/28

1st number: 7 2/10, 2nd number: 15/28

72/10 + 15/28 is 1083/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 28 is 140
  2. For the 1st fraction, since 10 × 14 = 140,
    72/10 = 72 × 14/10 × 14 = 1008/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    15/28 = 15 × 5/28 × 5 = 75/140
  4. Add the two fractions:
    1008/140 + 75/140 = 1008 + 75/140 = 1083/140
  5. In mixed form: 7103/140

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