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Add 63/4 and 70/10

1st number: 15 3/4, 2nd number: 7 0/10

63/4 + 70/10 is 91/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    63/4 = 63 × 5/4 × 5 = 315/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    70/10 = 70 × 2/10 × 2 = 140/20
  4. Add the two like fractions:
    315/20 + 140/20 = 315 + 140/20 = 455/20
  5. 455/20 simplified gives 91/4
  6. So, 63/4 + 70/10 = 91/4
    In mixed form: 223/4

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