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Add 15/10 and 18/8

1st number: 1 5/10, 2nd number: 2 2/8

15/10 + 18/8 is 15/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 8 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 10 × 4 = 40,
    15/10 = 15 × 4/10 × 4 = 60/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    18/8 = 18 × 5/8 × 5 = 90/40
  4. Add the two like fractions:
    60/40 + 90/40 = 60 + 90/40 = 150/40
  5. 150/40 simplified gives 15/4
  6. So, 15/10 + 18/8 = 15/4
    In mixed form: 33/4

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