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Add 21/56 and 12/10

1st number: 21/56, 2nd number: 1 2/10

21/56 + 12/10 is 63/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    21/56 = 21 × 5/56 × 5 = 105/280
  3. Likewise, for the 2nd fraction, since 10 × 28 = 280,
    12/10 = 12 × 28/10 × 28 = 336/280
  4. Add the two like fractions:
    105/280 + 336/280 = 105 + 336/280 = 441/280
  5. 441/280 simplified gives 63/40
  6. So, 21/56 + 12/10 = 63/40
    In mixed form: 123/40

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