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Add 27/10 and 84/63

1st number: 2 7/10, 2nd number: 1 21/63

27/10 + 84/63 is 121/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 10 × 63 = 630,
    27/10 = 27 × 63/10 × 63 = 1701/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    84/63 = 84 × 10/63 × 10 = 840/630
  4. Add the two like fractions:
    1701/630 + 840/630 = 1701 + 840/630 = 2541/630
  5. 2541/630 simplified gives 121/30
  6. So, 27/10 + 84/63 = 121/30
    In mixed form: 41/30

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