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Add 15/7 and 63/18

1st number: 2 1/7, 2nd number: 3 9/18

15/7 + 63/18 is 79/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 7 × 18 = 126,
    15/7 = 15 × 18/7 × 18 = 270/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    63/18 = 63 × 7/18 × 7 = 441/126
  4. Add the two like fractions:
    270/126 + 441/126 = 270 + 441/126 = 711/126
  5. 711/126 simplified gives 79/14
  6. So, 15/7 + 63/18 = 79/14
    In mixed form: 59/14

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