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Add 42/30 and 18/48

1st number: 1 12/30, 2nd number: 18/48

42/30 + 18/48 is 71/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 48 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 30 × 8 = 240,
    42/30 = 42 × 8/30 × 8 = 336/240
  3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
    18/48 = 18 × 5/48 × 5 = 90/240
  4. Add the two like fractions:
    336/240 + 90/240 = 336 + 90/240 = 426/240
  5. 426/240 simplified gives 71/40
  6. So, 42/30 + 18/48 = 71/40
    In mixed form: 131/40

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