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Add 90/10 and 70/28

1st number: 9 0/10, 2nd number: 2 14/28

90/10 + 70/28 is 23/2.

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,
    90/10 = 90 × 14/10 × 14 = 1260/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    70/28 = 70 × 5/28 × 5 = 350/140
  4. Add the two fractions:
    1260/140 + 350/140 = 1260 + 350/140 = 1610/140
  5. After reducing the fraction, the answer is 23/2
  6. In mixed form: 111/2

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