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Add 90/2 and 21/18

1st number: 45 0/2, 2nd number: 1 3/18

90/2 + 21/18 is 277/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 18 is 18
  2. For the 1st fraction, since 2 × 9 = 18,
    90/2 = 90 × 9/2 × 9 = 810/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    21/18 = 21 × 1/18 × 1 = 21/18
  4. Add the two fractions:
    810/18 + 21/18 = 810 + 21/18 = 831/18
  5. 831/18 simplified gives 277/6
  6. So, 90/2 + 21/18 = 277/6
    In mixed form: 461/6

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