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Add 27/84 and 70/40

1st number: 27/84, 2nd number: 1 30/40

27/84 + 70/40 is 29/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 40 is 840
  2. For the 1st fraction, since 84 × 10 = 840,
    27/84 = 27 × 10/84 × 10 = 270/840
  3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
    70/40 = 70 × 21/40 × 21 = 1470/840
  4. Add the two fractions:
    270/840 + 1470/840 = 270 + 1470/840 = 1740/840
  5. After reducing the fraction, the answer is 29/14
  6. In mixed form: 21/14

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