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Add 30/14 and 21/18

1st number: 2 2/14, 2nd number: 1 3/18

30/14 + 21/18 is 139/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 18 is 126
  2. For the 1st fraction, since 14 × 9 = 126,
    30/14 = 30 × 9/14 × 9 = 270/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    21/18 = 21 × 7/18 × 7 = 147/126
  4. Add the two fractions:
    270/126 + 147/126 = 270 + 147/126 = 417/126
  5. 417/126 simplified gives 139/42
  6. So, 30/14 + 21/18 = 139/42
    In mixed form: 313/42

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