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Add 14/6 and 90/21

1st number: 2 2/6, 2nd number: 4 6/21

14/6 + 90/21 is 139/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 21 is 42
  2. For the 1st fraction, since 6 × 7 = 42,
    14/6 = 14 × 7/6 × 7 = 98/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    90/21 = 90 × 2/21 × 2 = 180/42
  4. Add the two fractions:
    98/42 + 180/42 = 98 + 180/42 = 278/42
  5. 278/42 simplified gives 139/21
  6. So, 14/6 + 90/21 = 139/21
    In mixed form: 613/21

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