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Add 12/4 and 1/90

1st number: 3 0/4, 2nd number: 1/90

12/4 + 1/90 is 271/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 90 is 180
  2. For the 1st fraction, since 4 × 45 = 180,
    12/4 = 12 × 45/4 × 45 = 540/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    1/90 = 1 × 2/90 × 2 = 2/180
  4. Add the two fractions:
    540/180 + 2/180 = 540 + 2/180 = 542/180
  5. After reducing the fraction, the answer is 271/90
  6. In mixed form: 31/90

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