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Add 15/20 and 70/10

1st number: 15/20, 2nd number: 7 0/10

15/20 + 70/10 is 31/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    15/20 = 15 × 1/20 × 1 = 15/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    70/10 = 70 × 2/10 × 2 = 140/20
  4. Add the two like fractions:
    15/20 + 140/20 = 15 + 140/20 = 155/20
  5. 155/20 simplified gives 31/4
  6. So, 15/20 + 70/10 = 31/4
    In mixed form: 73/4

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