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Add 18/90 and 12/10

1st number: 18/90, 2nd number: 1 2/10

18/90 + 12/10 is 7/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    18/90 = 18 × 1/90 × 1 = 18/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    12/10 = 12 × 9/10 × 9 = 108/90
  4. Add the two like fractions:
    18/90 + 108/90 = 18 + 108/90 = 126/90
  5. 126/90 simplified gives 7/5
  6. So, 18/90 + 12/10 = 7/5
    In mixed form: 12/5

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