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Add 81/90 and 30/14

1st number: 81/90, 2nd number: 2 2/14

81/90 + 30/14 is 213/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 14 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    81/90 = 81 × 7/90 × 7 = 567/630
  3. Likewise, for the 2nd fraction, since 14 × 45 = 630,
    30/14 = 30 × 45/14 × 45 = 1350/630
  4. Add the two like fractions:
    567/630 + 1350/630 = 567 + 1350/630 = 1917/630
  5. 1917/630 simplified gives 213/70
  6. So, 81/90 + 30/14 = 213/70
    In mixed form: 33/70

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