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Add 3/10 and 42/56

3/10 + 42/56 is 21/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 10 × 28 = 280,
    3/10 = 3 × 28/10 × 28 = 84/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    42/56 = 42 × 5/56 × 5 = 210/280
  4. Add the two like fractions:
    84/280 + 210/280 = 84 + 210/280 = 294/280
  5. 294/280 simplified gives 21/20
  6. So, 3/10 + 42/56 = 21/20
    In mixed form: 11/20

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