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Add 18/15 and 40/48

1st number: 1 3/15, 2nd number: 40/48

18/15 + 40/48 is 61/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 48 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    18/15 = 18 × 16/15 × 16 = 288/240
  3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
    40/48 = 40 × 5/48 × 5 = 200/240
  4. Add the two like fractions:
    288/240 + 200/240 = 288 + 200/240 = 488/240
  5. 488/240 simplified gives 61/30
  6. So, 18/15 + 40/48 = 61/30
    In mixed form: 21/30

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