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Add 28/8 and 63/20

1st number: 3 4/8, 2nd number: 3 3/20

28/8 + 63/20 is 133/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    28/8 = 28 × 5/8 × 5 = 140/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    63/20 = 63 × 2/20 × 2 = 126/40
  4. Add the two like fractions:
    140/40 + 126/40 = 140 + 126/40 = 266/40
  5. 266/40 simplified gives 133/20
  6. So, 28/8 + 63/20 = 133/20
    In mixed form: 613/20

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