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Add 15/12 and 70/25

1st number: 1 3/12, 2nd number: 2 20/25

15/12 + 70/25 is 81/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 25 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 12 × 25 = 300,
    15/12 = 15 × 25/12 × 25 = 375/300
  3. Likewise, for the 2nd fraction, since 25 × 12 = 300,
    70/25 = 70 × 12/25 × 12 = 840/300
  4. Add the two like fractions:
    375/300 + 840/300 = 375 + 840/300 = 1215/300
  5. 1215/300 simplified gives 81/20
  6. So, 15/12 + 70/25 = 81/20
    In mixed form: 41/20

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