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Add 45/7 and 15/18

1st number: 6 3/7, 2nd number: 15/18

45/7 + 15/18 is 305/42.

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,
    45/7 = 45 × 18/7 × 18 = 810/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    15/18 = 15 × 7/18 × 7 = 105/126
  4. Add the two like fractions:
    810/126 + 105/126 = 810 + 105/126 = 915/126
  5. 915/126 simplified gives 305/42
  6. So, 45/7 + 15/18 = 305/42
    In mixed form: 711/42

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