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Add 90/7 and 24/63

1st number: 12 6/7, 2nd number: 24/63

90/7 + 24/63 is 278/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 63 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 7 × 9 = 63,
    90/7 = 90 × 9/7 × 9 = 810/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    24/63 = 24 × 1/63 × 1 = 24/63
  4. Add the two like fractions:
    810/63 + 24/63 = 810 + 24/63 = 834/63
  5. 834/63 simplified gives 278/21
  6. So, 90/7 + 24/63 = 278/21
    In mixed form: 135/21

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