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Add 30/8 and 15/10

1st number: 3 6/8, 2nd number: 1 5/10

30/8 + 15/10 is 21/4.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    30/8 = 30 × 5/8 × 5 = 150/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    15/10 = 15 × 4/10 × 4 = 60/40
  4. Add the two like fractions:
    150/40 + 60/40 = 150 + 60/40 = 210/40
  5. 210/40 simplified gives 21/4
  6. So, 30/8 + 15/10 = 21/4
    In mixed form: 51/4

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