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Add 20/12 and 9/10

1st number: 1 8/12, 2nd number: 9/10

20/12 + 9/10 is 77/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 10 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    20/12 = 20 × 5/12 × 5 = 100/60
  3. Likewise, for the 2nd fraction, since 10 × 6 = 60,
    9/10 = 9 × 6/10 × 6 = 54/60
  4. Add the two like fractions:
    100/60 + 54/60 = 100 + 54/60 = 154/60
  5. 154/60 simplified gives 77/30
  6. So, 20/12 + 9/10 = 77/30
    In mixed form: 217/30

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