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Add 90/48 and 3/40

1st number: 1 42/48, 2nd number: 3/40

90/48 + 3/40 is 39/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 40 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 48 × 5 = 240,
    90/48 = 90 × 5/48 × 5 = 450/240
  3. Likewise, for the 2nd fraction, since 40 × 6 = 240,
    3/40 = 3 × 6/40 × 6 = 18/240
  4. Add the two like fractions:
    450/240 + 18/240 = 450 + 18/240 = 468/240
  5. 468/240 simplified gives 39/20
  6. So, 90/48 + 3/40 = 39/20
    In mixed form: 119/20

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