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Add 35/28 and 84/18

1st number: 1 7/28, 2nd number: 4 12/18

35/28 + 84/18 is 71/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 18 is 252
  2. For the 1st fraction, since 28 × 9 = 252,
    35/28 = 35 × 9/28 × 9 = 315/252
  3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
    84/18 = 84 × 14/18 × 14 = 1176/252
  4. Add the two fractions:
    315/252 + 1176/252 = 315 + 1176/252 = 1491/252
  5. 1491/252 simplified gives 71/12
  6. So, 35/28 + 84/18 = 71/12
    In mixed form: 511/12

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