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Add 15/10 and 40/30

1st number: 1 5/10, 2nd number: 1 10/30

15/10 + 40/30 is 17/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 10 × 3 = 30,
    15/10 = 15 × 3/10 × 3 = 45/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    40/30 = 40 × 1/30 × 1 = 40/30
  4. Add the two like fractions:
    45/30 + 40/30 = 45 + 40/30 = 85/30
  5. 85/30 simplified gives 17/6
  6. So, 15/10 + 40/30 = 17/6
    In mixed form: 25/6

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