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Add 12/8 and 1/90

1st number: 1 4/8, 2nd number: 1/90

12/8 + 1/90 is 68/45.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    12/8 = 12 × 45/8 × 45 = 540/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    1/90 = 1 × 4/90 × 4 = 4/360
  4. Add the two like fractions:
    540/360 + 4/360 = 540 + 4/360 = 544/360
  5. 544/360 simplified gives 68/45
  6. So, 12/8 + 1/90 = 68/45
    In mixed form: 123/45

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