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Add 3/90 and 9/8

1st number: 3/90, 2nd number: 1 1/8

3/90 + 9/8 is 139/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 8 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    3/90 = 3 × 4/90 × 4 = 12/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    9/8 = 9 × 45/8 × 45 = 405/360
  4. Add the two like fractions:
    12/360 + 405/360 = 12 + 405/360 = 417/360
  5. 417/360 simplified gives 139/120
  6. So, 3/90 + 9/8 = 139/120
    In mixed form: 119/120

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