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Add 25/8 and 90/42

1st number: 3 1/8, 2nd number: 2 6/42

25/8 + 90/42 is 295/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    25/8 = 25 × 21/8 × 21 = 525/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    90/42 = 90 × 4/42 × 4 = 360/168
  4. Add the two like fractions:
    525/168 + 360/168 = 525 + 360/168 = 885/168
  5. 885/168 simplified gives 295/56
  6. So, 25/8 + 90/42 = 295/56
    In mixed form: 515/56

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